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4.5 Carat Engagement Rings

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Carat Weight: 4.5 Carat
GIA 18K 4.69 ct  Natural Vivid Pink Tourmaline Diamonds Antique Engagement Ring
GIA 18K 4.69 ct  Natural Vivid Pink Tourmaline Diamonds Antique Engagement Ring

GIA 18K 4.69 ct Natural Vivid Pink Tourmaline Diamonds Antique Engagement Ring

Located in Kaohsiung City, TW

*GIA 18K 4.69 ct Natural Vivid Pink Tourmaline Diamonds Antique Engagement Ring* This ring features a 4.69 carat natural vivid pink Tourmaline set on an 18K white gold band and acce...

Category

21st Century and Contemporary Taiwanese Art Deco 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, Tourmaline, Gold, 18k Gold, White Gold

Natural Fancy Green Yellow 4.63ct Oval Center Diamond Platinum & 18K YRingellow
Natural Fancy Green Yellow 4.63ct Oval Center Diamond Platinum & 18K YRingellow

Natural Fancy Green Yellow 4.63ct Oval Center Diamond Platinum & 18K YRingellow

Located in Derby, NY

A rare natural fancy green-yellow diamond takes center stage in this sophisticated engagement or anniversary ring. The 4.63-carat oval center stone showcases exceptional color satura...

Category

2010s Modern 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

IGI 14K 4.63 Ct Emerald&Pink Diamonds Antique Art Deco Style Engagement Ring
IGI 14K 4.63 Ct Emerald&Pink Diamonds Antique Art Deco Style Engagement Ring

IGI 14K 4.63 Ct Emerald&Pink Diamonds Antique Art Deco Style Engagement Ring

Located in Kaohsiung City, TW

*IGI 14K 4.63 Ct Emerald&Pink Diamonds Antique Art Deco Style Engagement Ring* A natural Zambia green emerald weighing 4.63 ct is set on a 14K white gold arc deco design band with n...

Category

21st Century and Contemporary Taiwanese Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Pink Diamond, Emerald, Gold, 14k Gold, White Gold

Phoenix Veil - Certificated Black Opal Halo Diamond Engagement Ring 18K Gold
Phoenix Veil - Certificated Black Opal Halo Diamond Engagement Ring 18K Gold

Phoenix Veil - Certificated Black Opal Halo Diamond Engagement Ring 18K Gold

By The Wind Opal

Located in Suwanee, GA

Guild Gemstone Certification Exquisite Australian Black Opal Halo Diamond Engagement Ring 18K Yellow Gold. Design Name: Phoenix Veil Where Fire Meets the Night Sky! Design Idea: Ph...

Category

2010s American Arts and Crafts 4.5 Carat Engagement Rings

Materials

Diamond, Black Opal, Gold, Yellow Gold, 18k Gold

Peter Suchy GIA 3.73 Carat White Oval Sapphire Diamond Platinum Engagement Ring
Peter Suchy GIA 3.73 Carat White Oval Sapphire Diamond Platinum Engagement Ring

Peter Suchy GIA 3.73 Carat White Oval Sapphire Diamond Platinum Engagement Ring

By Peter Suchy

Located in Stamford, CT

Introducing the Peter Suchy GIA certified sapphire and diamond platinum engagement ring. At the center of this stunning piece is a 3.73ct oval white sapphire that is enriched by a ha...

Category

21st Century and Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

4.75 Carat Zambian Green Emerald And Diamond Ring In 14k Yellow Gold
4.75 Carat Zambian Green Emerald And Diamond Ring In 14k Yellow Gold

4.75 Carat Zambian Green Emerald And Diamond Ring In 14k Yellow Gold

Located in Houston, TX

4.75 Carat Zambian Emerald And Diamond Ring In 14k Yellow Gold A striking blend of elegance and craftsmanship, this handmade 14k yellow gold ring features a vivid 4.75-carat Zambian...

Category

2010s 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, Yellow Gold, 14k Gold

4.85 Ct Emerald Cut Emerald & 0.92 Ct Diamond Bypass Ring in 18 Kt Gold Size 7
4.85 Ct Emerald Cut Emerald & 0.92 Ct Diamond Bypass Ring in 18 Kt Gold Size 7

4.85 Ct Emerald Cut Emerald & 0.92 Ct Diamond Bypass Ring in 18 Kt Gold Size 7

Located in New York, NY

4.85 Ct Finest Emerald in Emerald cut Shape & .92 Ct Diamond Ring in 18 Kt Gold Size 7 Its a brand new Piece A Classic, bypass Emerald cut emerald ring featuring a stunning 4.85 Ct f...

Category

2010s 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, Gold, 18k Gold

GIA Certified 4.96 Carat Green Emerald Bezel Set in 18K Yellow Gold Diamond Ring
GIA Certified 4.96 Carat Green Emerald Bezel Set in 18K Yellow Gold Diamond Ring

GIA Certified 4.96 Carat Green Emerald Bezel Set in 18K Yellow Gold Diamond Ring

Located in San Francisco, CA

Wear Art every day! This stunning 18K Yellow Gold Hand-Crafted ring features Fourthly Four (44) Brilliant round diamonds channel and Micro-Prong set. We alternate round wire shanks w...

Category

21st Century and Contemporary American 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, 18k Gold, Yellow Gold

5.67 Carat Natural Pear Cut Emerald Diamond 14 Karat White Gold Engagement Ring
5.67 Carat Natural Pear Cut Emerald Diamond 14 Karat White Gold Engagement Ring

5.67 Carat Natural Pear Cut Emerald Diamond 14 Karat White Gold Engagement Ring

By DGI

Located in Los Angeles, CA

5.67 Carat Natural Pear Cut Emerald Diamond 14 Karat White Gold Engagement Ring Metal: 14 Karat White Gold Primary Stones: Natural Emerald Accent Stones: Natural White Diamonds T...

Category

2010s American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, White Gold, 14k Gold

18K White Gold 4.64 Carat Sapphire and Rose Cut Diamond Ring
18K White Gold 4.64 Carat Sapphire and Rose Cut Diamond Ring

18K White Gold 4.64 Carat Sapphire and Rose Cut Diamond Ring

Located in New York, NY

This stunning ring showcases a 4.64 carat checkered oval blue sapphire surrounded by a halo of sparkling rose cut diamonds. The combination of the velvety sapphire and softly glowing...

Category

21st Century and Contemporary 4.5 Carat Engagement Rings

Materials

White Diamond, Blue Sapphire, Gold, 18k Gold, White Gold

4.96 Carat Green Beryl Square Radiant Cut Platinum Engagement Ring by Merkaba
4.96 Carat Green Beryl Square Radiant Cut Platinum Engagement Ring by Merkaba

4.96 Carat Green Beryl Square Radiant Cut Platinum Engagement Ring by Merkaba

By Merkaba

Located in Beverly Hills, CA

A refined platinum diamond engagement ring by Merkaba Jewelry Beverly Hills, centered by a natural green beryl weighing 4.96 carats in a square radiant cut. The vivid green hue is pa...

Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Beryl, Green Beryl, Multi-gemstone, White Diamond, Diamond, Platinum

GIA 4.50ct Estate Vintage Emerald Cut Diamond Engagement Wedding Platinum Ring
GIA 4.50ct Estate Vintage Emerald Cut Diamond Engagement Wedding Platinum Ring

GIA 4.50ct Estate Vintage Emerald Cut Diamond Engagement Wedding Platinum Ring

Located in New York, NY

A Breathtaking Estate Vintage HANDMADE PLATINUM (stamped) Engagement ring dazzles GIA certified 4.02ct Emerald Diamond center diamond in K color SI1 clarity (Near COLORLESS and Eye c...

Category

Early 2000s 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

Antique Art Deco 5.39 Carat Diamond Cocktail Ring in Platinum
Antique Art Deco 5.39 Carat Diamond Cocktail Ring in Platinum

Antique Art Deco 5.39 Carat Diamond Cocktail Ring in Platinum

Located in Jesmond, Newcastle Upon Tyne

A stunning, fine and impressive antique 5.39 Carat diamond and platinum cocktail ring; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and im...

Category

1910s Art Deco Vintage 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

Cartier 4.99 Carats No-Heat Blue Sapphire & Diamond Three-Stone Engagement Ring
Cartier 4.99 Carats No-Heat Blue Sapphire & Diamond Three-Stone Engagement Ring

Cartier 4.99 Carats No-Heat Blue Sapphire & Diamond Three-Stone Engagement Ring

By Cartier

Located in New York, NY

A gorgeous engagement ring, featuring a very rare 4.99 carats cushion cut blue sapphire certified by both AGL and Gubelin as Sri Lankan origin (Ceylon), set on a four prong setting. ...

Category

20th Century American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

Vintage Victorian Style Apx 4.50 Carat Rose Cut Diamond Ring
Vintage Victorian Style Apx 4.50 Carat Rose Cut Diamond Ring

Vintage Victorian Style Apx 4.50 Carat Rose Cut Diamond Ring

Located in BEVERLY HILLS, CA

Vintage Victorian style rose cut diamond high jewelry ring. Center round rose cut diamond, approximately 4.50ct but faces up like a 5ct diamond. App...

Category

Mid-19th Century Unknown Victorian Antique 4.5 Carat Engagement Rings

Materials

Diamond, Silver

GIA Certified 4.96 Carat Radiant Diamond Platinum Ring
GIA Certified 4.96 Carat Radiant Diamond Platinum Ring

GIA Certified 4.96 Carat Radiant Diamond Platinum Ring

Located in Chicago, IL

GIA Certified 4.96 Carat Flawless Diamond Ring with Tapered Baguettes in Platinum A true masterpiece of perfection, this GIA-certified 4.96 carat diamond is h color and vs2 clarity,...

Category

2010s American 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Platinum

Peter Suchy GIA Cert Purple Pink Sapphire Diamond Platinum Engagement Ring
Peter Suchy GIA Cert Purple Pink Sapphire Diamond Platinum Engagement Ring

Peter Suchy GIA Cert Purple Pink Sapphire Diamond Platinum Engagement Ring

By Peter Suchy

Located in Stamford, CT

Natural purple pink sapphire and diamond engagement ring. GIA certified natural, untreated cushion cut center Sapphire in a platinum setting with 2 emerald and 2 tappered baguette si...

Category

21st Century and Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Pink Sapphire, Platinum

4.77 Carat Natural Cobalt Blue Sapphire & Colombian Emerald Engagement Ring 18K
4.77 Carat Natural Cobalt Blue Sapphire & Colombian Emerald Engagement Ring 18K

4.77 Carat Natural Cobalt Blue Sapphire & Colombian Emerald Engagement Ring 18K

By Emeralds Maravellous

Located in Brunswick, ME

This Unique Natural Blue Sapphire and Colombian Emerald Engagement Cocktail Three Stone Ring is made of Rich Yellow Gold 18 Karat. Featuring a stunning 4.07 Carat Natural Sapphire C...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Blue Sapphire, Sapphire, Emerald, Yellow Gold, 18k Gold

J. Birnbach GIA 4.64 ct Cushion Diamond Engagement Ring with Tapered Baguettes
J. Birnbach GIA 4.64 ct Cushion Diamond Engagement Ring with Tapered Baguettes

J. Birnbach GIA 4.64 ct Cushion Diamond Engagement Ring with Tapered Baguettes

By J. Birnbach

Located in New York, NY

This elegant engagement ring is a unique take on a timeless style. It is rare to see a cushion shape diamond with tapered baguettes, and we love the combination! The ring features a 4.64 carat cushion brilliant diamond certified by GIA to be I color and VS1 clarity. The diamond has a lively sparkle and is a beautiful shape, a slightly elongated proportion. The tapered baguettes delicately...

Category

21st Century and Contemporary American 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

GIA Certified 4.69 Carats Cushion Brilliant Cut Diamond Engagement Ring
GIA Certified 4.69 Carats Cushion Brilliant Cut Diamond Engagement Ring

GIA Certified 4.69 Carats Cushion Brilliant Cut Diamond Engagement Ring

By Roman Malakov

Located in New York, NY

A classic engagement ring style, showcasing a 4.69 carats cushion brilliant cut diamond certified by GIA as K color and VS2 clarity, set on a four prong setting made of 14K white gol...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Platinum, 14k Gold, White Gold

Krementz GIA 3.57 Carat Natural Sapphire Halo Diamond Platinum Engagement Ring
Krementz GIA 3.57 Carat Natural Sapphire Halo Diamond Platinum Engagement Ring

Krementz GIA 3.57 Carat Natural Sapphire Halo Diamond Platinum Engagement Ring

By Krementz & Co

Located in Stamford, CT

Cornflower blue sapphire and diamond three-stone engagement ring by classic designer, Krementz. 3.57ct cornflower blue round Sapphire center stone. Mounted in a Platinum setting, acc...

Category

Late 20th Century 4.5 Carat Engagement Rings

Materials

Blue Sapphire, Diamond, Sapphire, Platinum

GRS Certified 4.66 Carat No Heat Mozambique Vivid Red Heart Ruby Diamond Ring
GRS Certified 4.66 Carat No Heat Mozambique Vivid Red Heart Ruby Diamond Ring

GRS Certified 4.66 Carat No Heat Mozambique Vivid Red Heart Ruby Diamond Ring

By Antinori Fine Jewels

Located in Chicago, IL

A striking ruby and diamond ring centered with a 4.66 carat natural heart-shaped ruby certified by GRS GemResearch Swisslab. The center stone is a natural ruby of Mozambique origin,...

Category

2010s Italian Modern 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Ruby, Platinum

J. Birrnbach GIA Certified 4.55 Carat Old Mine Cut Diamond Vintage Ring
J. Birrnbach GIA Certified 4.55 Carat Old Mine Cut Diamond Vintage Ring

J. Birrnbach GIA Certified 4.55 Carat Old Mine Cut Diamond Vintage Ring

By J. Birnbach

Located in New York, NY

This incredible new acquisition from the house of J. Birnbach features a 4.55 carat Old Mine cut diamond of I color and VS1 clarity as described by GIA grading report #6227275455. Set in a vintage, platinum ring mounting...

Category

21st Century and Contemporary North American Art Deco 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

French 4.90 Carat Burmese Sapphire 1.39ct Diamond Platinum Engagement Ring
French 4.90 Carat Burmese Sapphire 1.39ct Diamond Platinum Engagement Ring

French 4.90 Carat Burmese Sapphire 1.39ct Diamond Platinum Engagement Ring

Located in Jesmond, Newcastle Upon Tyne

A stunning antique 4.90 carat Burmese sapphire and 1.39 carat diamond, platinum cocktail ring; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive antique cabochon cut sapphire ring has been crafted in platinum. The pierced decorated setting displays a feature 4.90Ct oval cabochon cut natural blue Burmese sapphire, four claw set in relief. The sapphire is flanked on either side by a 0.68Ct and a 0.71Ct Old European round cut diamond. The elevated and pierced decorated ring shoulders integrate with the main setting and blend seamlessly with the plain ring shank. The ring is hallmarked to the outer surface of the shank with the French hallmark for platinum (dog's head). This Burmese sapphire engagement ring...

Category

1930s French Vintage 4.5 Carat Engagement Rings

Materials

Diamond, Blue Sapphire, Sapphire, Platinum

Gübelin Certified 4.68 Carat No Heat Ceylon Blue Sapphire Diamond Halo Ring
Gübelin Certified 4.68 Carat No Heat Ceylon Blue Sapphire Diamond Halo Ring

Gübelin Certified 4.68 Carat No Heat Ceylon Blue Sapphire Diamond Halo Ring

By Antinori Fine Jewels

Located in Chicago, IL

An elegant blue sapphire and diamond halo ring centered with a 4.68 carat natural oval sapphire certified by Gübelin. The sapphire is described on the Gübelin gemological report as ...

Category

2010s Italian Contemporary 4.5 Carat Engagement Rings

Materials

Blue Sapphire, Sapphire, White Diamond, Diamond, White Gold, Gold, 18k Gold

Platinum Diamond Engagement Ring - 950 Cushion 4.56ctw GIA
Platinum Diamond Engagement Ring - 950 Cushion 4.56ctw GIA

Platinum Diamond Engagement Ring - 950 Cushion 4.56ctw GIA

Located in Greensboro, NC

Size: 7 Note: Please contact us for a resizing quote Metal Content: Platinum 950 Stone Information Natural Diamond Carat(s): 4.02ct Cut: Cushion Color: G Clarity: VS2 Certified b...

Category

21st Century and Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

Sunita Nahata GRS Certified Zambian Emerald 4.90ct. Ring in 18KWG with Diamond.
Sunita Nahata GRS Certified Zambian Emerald 4.90ct. Ring in 18KWG with Diamond.

Sunita Nahata GRS Certified Zambian Emerald 4.90ct. Ring in 18KWG with Diamond.

By Sunita Nahata

Located in Hong Kong, HK

Showcasing the most vibrant Colombian and Zambian emeralds and diamonds, Sunita Nahata dedicates this collection to her home city of Jaipur where the jewelry industry dates back to the early 1700s. Jaipur is also an epicenter for the global emerald trade and this precious stone has been a perennial favorite amongst Indian royalty. The city is renowned for its palaces, forts, and Mughal history; the bejeweled regalia that adorned the outfits of these Indian maharajahs is to which the collection owes its name. Designer Zambian emerald ring in 18K white and yellow gold with white and yellow diamonds. Emerald - Weight: 4.95 carats - Size: 10.34x9.83x7mm - Cut: Step/step - Shape: Octagonal - Color: Vivid green - Oil: Insignificant - Origin: Zambia - GRS Certified (Report attached to images) Natural Fancy Yellow Color Diamond: 0.898 carat, marquise shape. Diamonds: 3.041 carat...

Category

21st Century and Contemporary Thai Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Yellow Diamond, Emerald, Gold, 18k Gold, White G...

Sunita Nahata Peridot 4.70ct. Fancy Ring in 18KYG with Tsavorite and Diamond.
Sunita Nahata Peridot 4.70ct. Fancy Ring in 18KYG with Tsavorite and Diamond.

Sunita Nahata Peridot 4.70ct. Fancy Ring in 18KYG with Tsavorite and Diamond.

By Sunita Nahata

Located in Hong Kong, HK

This collection features an array of pretty peridot rings! Accented with diamonds these rings are made in yellow gold and present a vibrant and fresh look. Classic peridot ring in ...

Category

21st Century and Contemporary Thai Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Peridot, Tsavorite, Gold, 18k Gold, Yellow Gold

18K Platinum Three Stone Ring  4.85tcw Asscher Cut Emerald & Trapezoid Diamonds
18K Platinum Three Stone Ring  4.85tcw Asscher Cut Emerald & Trapezoid Diamonds

18K Platinum Three Stone Ring 4.85tcw Asscher Cut Emerald & Trapezoid Diamonds

Located in Jupiter, FL

Introducing our stunning emerald and diamond three-stone ring, featuring a captivating 4.49-carat natural asscher cut emerald sourced from Zambia, renowned for its exceptional color,...

Category

2010s Zambian Modern 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, Platinum

GIA Certified 4.50 Carats Radiant Cut Yellow Diamond Three-Stone Engagement Ring
GIA Certified 4.50 Carats Radiant Cut Yellow Diamond Three-Stone Engagement Ring

GIA Certified 4.50 Carats Radiant Cut Yellow Diamond Three-Stone Engagement Ring

By Roman Malakov

Located in New York, NY

A well-crafted three-stone engagement ring, showcasing a 4.50 carats radiant cut diamond certified by GIA as Fancy Yellow color and SI1 clarity, set on an eight prong basket made of ...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Yellow Diamond, Yellow Gold, Platinum, 18k Gold

4.73 Carat Round Brilliant Diamond Ring GIA Flawless E Color
4.73 Carat Round Brilliant Diamond Ring GIA Flawless E Color

4.73 Carat Round Brilliant Diamond Ring GIA Flawless E Color

By Antinori Fine Jewels

Located in Chicago, IL

Measuring an impressive 10.74 – 10.81 mm, the diamond displays extraordinary brilliance, transparency, and fire, representing the pinnacle of classic white diamond quality. Diamonds ...

Category

2010s Italian 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, Platinum

4.70 Carat Round Colombian Emerald Diamond Engagement Ring 18 Karat Gold
4.70 Carat Round Colombian Emerald Diamond Engagement Ring 18 Karat Gold

4.70 Carat Round Colombian Emerald Diamond Engagement Ring 18 Karat Gold

By Emeralds Maravellous

Located in Brunswick, ME

Classic Solitaire Colombian round cut emerald engagement ring diamond accented. Center; Fine brilliant natural green Colombian emerald round cut 4.20 carat, measurement 10.40mmX10.4...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, 18k Gold, Gold, Yellow Gold

4.60 Carat Oval Aquamarine Diamond Platinum Engagement Ring
4.60 Carat Oval Aquamarine Diamond Platinum Engagement Ring

4.60 Carat Oval Aquamarine Diamond Platinum Engagement Ring

Located in Stamford, CT

Fantastic 1960's very bright soft blue natural aquamarine and diamond engagement ring. 4.60cts oval aqua mounted in a platinum setting, accented with 4 round brilliant cut diamonds a...

Category

Mid-20th Century 4.5 Carat Engagement Rings

Materials

Aquamarine, Diamond, Platinum

Platinum Ring with 4.84 Carat Minor Oil Colombian Emerald
Platinum Ring with 4.84 Carat Minor Oil Colombian Emerald

Platinum Ring with 4.84 Carat Minor Oil Colombian Emerald

Located in Chicago, IL

A captivating expression of rarity and sophistication, this exceptional platinum ring showcases a stunning natural Colombian emerald weighing approximately 4.84 carats. Celebrated fo...

Category

2010s American 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Emerald, Platinum

Peter Suchy GIA Certified 4.10 Carat Diamond Platinum Engagement Ring
Peter Suchy GIA Certified 4.10 Carat Diamond Platinum Engagement Ring

Peter Suchy GIA Certified 4.10 Carat Diamond Platinum Engagement Ring

By Peter Suchy

Located in Stamford, CT

Diamond engagement ring. GIA certified European cut center 4.10ct diamond in a platinum engraved setting with 14 round brilliant cut accent diamonds. The diamond is from a 1920's est...

Category

21st Century and Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

GIA 4.63 Carat Emerald Solitaire Basket 4-Prong 18k White Gold Diamond Ring
GIA 4.63 Carat Emerald Solitaire Basket 4-Prong 18k White Gold Diamond Ring

GIA 4.63 Carat Emerald Solitaire Basket 4-Prong 18k White Gold Diamond Ring

By EMD Diamonds

Located in New York, NY

**Save this ring ❤️ to receive price updates** Elevate your jewelry collection with this exquisite diamond ring featuring a magnificent center stone crafted from an emerald diamond, ...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Certified 4.69 Carat NO HEAT Blue Sapphire Cut Diamond Ring
Certified 4.69 Carat NO HEAT Blue Sapphire Cut Diamond Ring

Certified 4.69 Carat NO HEAT Blue Sapphire Cut Diamond Ring

By Antinori Fine Jewels

Located in Chicago, IL

An exquisite unheated and untreated blue sapphire ring. Furthermore the sapphire has no signs of treament or heat and this was certified by Gubelin. Exquisite solid platinum setting.

Category

2010s American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Blue Sapphire, Platinum

4.51tcw 14K Emerald & Diamond 7-Stone Ring - Lush Green Prong Set Emerald
4.51tcw 14K Emerald & Diamond 7-Stone Ring - Lush Green Prong Set Emerald

4.51tcw 14K Emerald & Diamond 7-Stone Ring - Lush Green Prong Set Emerald

Located in Jupiter, FL

Introducing our breathtaking emerald and diamond seven-stone ring, showcasing a striking over four-carat emerald cut emerald set north to south in a secure four-prong setting. Its ca...

Category

2010s Zambian Modern 4.5 Carat Engagement Rings

Materials

Diamond, Emerald

Sunita Nahata Peridot 4.70ct. Fancy Ring in 18Karat Yellow Gold with Diamond.
Sunita Nahata Peridot 4.70ct. Fancy Ring in 18Karat Yellow Gold with Diamond.

Sunita Nahata Peridot 4.70ct. Fancy Ring in 18Karat Yellow Gold with Diamond.

By Sunita Nahata

Located in Hong Kong, HK

This collection features an array of pretty peridot rings! Accented with diamonds these rings are made in yellow gold and present a vibrant and fresh look. Classic peridot ring in ...

Category

21st Century and Contemporary Thai Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Peridot, Gold, 18k Gold, Yellow Gold

Certified No Heat 4.98 Carat Round Greenish Blue Teal Sapphire Diamond Gold Ring
Certified No Heat 4.98 Carat Round Greenish Blue Teal Sapphire Diamond Gold Ring

Certified No Heat 4.98 Carat Round Greenish Blue Teal Sapphire Diamond Gold Ring

By Diamond Stars Jewelry, Inc.

Located in New York, NY

One-Of-A-Kind Sapphire Ring. The ring is 18K White Gold. There are 0.91 Carats in Diamonds F/G VS/SI. The center stone is 4.98 Carat Round Greenish Blue (Teal) Sapphire. The sapphire...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Green Sapphire, Gold, 1...

AGL Certified 4.88 Carat No Heat Brownish Green-Blue Sapphire Diamond Gold Ring
AGL Certified 4.88 Carat No Heat Brownish Green-Blue Sapphire Diamond Gold Ring

AGL Certified 4.88 Carat No Heat Brownish Green-Blue Sapphire Diamond Gold Ring

By Diamond Stars Jewelry, Inc.

Located in New York, NY

One of a kind sapphire and diamond ring. The ring is 18K Rose Gold There are 1.47 Carats in diamonds F/G VS The center stone is a 4.88 Carat AGL Certified Oval Sapphire. The sapphire...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Green Sapphire, Gold, 1...

GIA Certified 4.55 Carat Green Emerald & Baguette Diamond Platinum & Yellow Ring
GIA Certified 4.55 Carat Green Emerald & Baguette Diamond Platinum & Yellow Ring

GIA Certified 4.55 Carat Green Emerald & Baguette Diamond Platinum & Yellow Ring

Located in San Francisco, CA

This classic Platinum and 18k Yellow gold ring features a 4.55 Carat Asscher cut shaped vibrant green Natural Emerald flanked by two(2) Baguette-shaped diamonds in a total weight of ...

Category

21st Century and Contemporary American 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, 18k Gold, Yellow Gold, Platinum

4.89 Carat Diamond and Platinum Solitaire Engagement Ring
4.89 Carat Diamond and Platinum Solitaire Engagement Ring

4.89 Carat Diamond and Platinum Solitaire Engagement Ring

Located in Jesmond, Newcastle Upon Tyne

A stunning, fine and impressive antique 4.89 carat diamond solitaire engagement ring, displayed in a contemporary platinum setting; part of our diverse diamond jewellery collections. This stunning, fine and impressive antique diamond solitaire engagement ring is crafted in platinum. This impressive pierced decorated, sympathetic contemporary setting is embellished with an impressive six-claw set antique (circa 1900) 4.89ct Old European round cut diamond. The subtly elevated ring shoulders blend seamlessly with the plain platinum hallmarked shank. The contemporary platinum shank is hallmarked to the interior with the platinum mark ( 950 ), maker's mark (DOM) and the Birmingham Assay office hallmark (anchor). This diamond ring is illustrated with a circa 1960's 14k white gold setting; this can be used as an alternative upon request. The elevated, pierced decorated ring shoulders of this alternative setting are embellished with forty-eight pavé set modern brilliant round cut diamonds, and the impressive eight claw basket setting incorporates six further pavé set diamonds. The alternative setting has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as 14k white gold. This large diamond solitaire ring...

Category

Early 1900s Unknown Contemporary Antique 4.5 Carat Engagement Rings

Materials

Diamond, 14k Gold, Platinum

Peter Suchy GIA 4.01 Carat Diamond Three Stone Platinum Engagement Ring
Peter Suchy GIA 4.01 Carat Diamond Three Stone Platinum Engagement Ring

Peter Suchy GIA 4.01 Carat Diamond Three Stone Platinum Engagement Ring

By Peter Suchy

Located in Stamford, CT

The Peter Suchy GIA certified 4.01ct diamond three stone platinum engagement ring, is an exquisite masterpiece that embodies timeless elegance. At the heart of this breathtaking piec...

Category

21st Century and Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

4.5 Carat Emerald Cut Colombian Emerald Ring in Thin 18k Gold
4.5 Carat Emerald Cut Colombian Emerald Ring in Thin 18k Gold

4.5 Carat Emerald Cut Colombian Emerald Ring in Thin 18k Gold

By Gad & Co.

Located in Miami, FL

This item is made to order. Carat weights, gold weights, and measurements are subject to a slight variance.  Natural Art Deco 4.5 Carat Natural Emerald ring. Center stone is mounted...

Category

2010s Art Deco 4.5 Carat Engagement Rings

Materials

Emerald, Diamond, Yellow Gold, White Gold, 18k Gold, Gold

4.95 Carats Oval Cut Natural Purple Pink Sapphire Three-Stone Engagement Ring
4.95 Carats Oval Cut Natural Purple Pink Sapphire Three-Stone Engagement Ring

4.95 Carats Oval Cut Natural Purple Pink Sapphire Three-Stone Engagement Ring

By Roman Malakov

Located in New York, NY

A gorgeous engagement ring, showcasing a natural and vibrant 4.95 carats no heat purple pink sapphire with VVS clarity, set on a classic four prong setting. Flanked by three invisibl...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Sapphire, Pink Sapphire, 18k Gold, Platinum, Yellow Gold

GIA Certified 4.82 Carats Emerald Cut Colombian Emerald Platinum Engagement Ring
GIA Certified 4.82 Carats Emerald Cut Colombian Emerald Platinum Engagement Ring

GIA Certified 4.82 Carats Emerald Cut Colombian Emerald Platinum Engagement Ring

By Roman Malakov

Located in New York, NY

An elegant engagement ring, showcasing a GIA certified 4.82 carats emerald cut Colombian emerald, set on a four prong setting. Flanked by smaller emerald cut emeralds weighing 1.22 c...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, Platinum

Roman Malakov 4.53 Carats Round Brilliant Cut Diamond White Gold Engagement Ring
Roman Malakov 4.53 Carats Round Brilliant Cut Diamond White Gold Engagement Ring

Roman Malakov 4.53 Carats Round Brilliant Cut Diamond White Gold Engagement Ring

By Roman Malakov

Located in New York, NY

A gorgeous engagement ring, featuring a 4.53 carats round brilliant cut diamond certified by EGL as E color and SI2 clarity, set on an eight prong setting. Flanked by tapered baguett...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Sunita Nahata Peridot 4.80ct. Fancy Ring in 18Karat Yellow Gold with Diamond.
Sunita Nahata Peridot 4.80ct. Fancy Ring in 18Karat Yellow Gold with Diamond.

Sunita Nahata Peridot 4.80ct. Fancy Ring in 18Karat Yellow Gold with Diamond.

By Sunita Nahata

Located in Hong Kong, HK

This collection features an array of pretty peridot rings! Accented with diamonds these rings are made in yellow gold and present a vibrant and fresh look. Classic peridot ring in ...

Category

21st Century and Contemporary Thai Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Peridot, Gold, 18k Gold, Yellow Gold

Natural Tanzanite Diamond Ring 14k Gold 4.54 TCW GIA Certified
Natural Tanzanite Diamond Ring 14k Gold 4.54 TCW GIA Certified

Natural Tanzanite Diamond Ring 14k Gold 4.54 TCW GIA Certified

By Enrico Kassini

Located in Brooklyn, NY

Natural Finely Faceted Quality Tanzanite and Diamond Ring set in 14k Gold 4.54 TCW Size 5.75 resizable  GIA Certified $5,950 111877 This is a Unique Custom Made Glamorous Piece of ...

Category

2010s American 4.5 Carat Engagement Rings

Materials

Diamond, Tanzanite, Gold, 14k Gold, White Gold

1930s Antique 4.42 Carat Diamond and Emerald White Gold Engagement Ring
1930s Antique 4.42 Carat Diamond and Emerald White Gold Engagement Ring

1930s Antique 4.42 Carat Diamond and Emerald White Gold Engagement Ring

Located in Jesmond, Newcastle Upon Tyne

A stunning, fine and impressive 1930s antique 4.42 carat diamond (total), 0.22 carat emerald and 18 karat white gold solitaire style condition ring; part of the diverse estate jewelry collections. This stunning, fine and impressive diamond solitaire style cocktail ring with emerald side stones has been crafted in 18 karat white gold. This 1930s engagement ring displays a stunning and large feature 4.30 carat Old European round cut diamond eight claw set in subtle relief to the center of the design. The large principle stone is encompassed with a segmented geometric halo style design, ornamented with eight impressive pavé set eight-cut diamonds. The elevated, tapering ring shoulders are embellished with six impressive square faceted cut emeralds totalling 0.22 carats, integrating with the main setting and blending seamlessly with the plain ring shank. This plain shank is hallmarked to the interior with the 18 karat white gold mark (18CT). This stunning old European cut engagement ring is supplied with an independent diamond grading certificate for the feature diamond, in addition to an independent grading report card for the supporting stones. Images do not always reflect the true color and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual color and showcases each stone. Condition This antique ring is fine quality, set with a stunning Old European cut feature diamond displaying fine brilliance and presence. The impressive square faceted emeralds display fine color and brilliance. The ring is a very good gauge of gold and in excellent condition, with a very clear hallmark to the interior of the shank. Reflections in the photographs may detract from the true representation of this diamond solitaire with emerald side stones...

Category

1930s Unknown Vintage 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, 18k Gold, White Gold

GIA Certified 4.51 Carats Radiant Cut Yellow Diamond Halo Engagement Ring
GIA Certified 4.51 Carats Radiant Cut Yellow Diamond Halo Engagement Ring

GIA Certified 4.51 Carats Radiant Cut Yellow Diamond Halo Engagement Ring

By Roman Malakov

Located in New York, NY

A unique engagement ring, featuring a 4.51 carats radiant cut diamond certified by GIA as Fancy Yellow color and VS1 clarity, set on an eight prong 18K yellow gold setting. Surrounde...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Yellow Diamond, 18k Gold, Yellow Gold, Platinum

No-Heat 4.91 Carats Oval Cut Ruby & Diamond Three-Stone Ring
No-Heat 4.91 Carats Oval Cut Ruby & Diamond Three-Stone Ring

No-Heat 4.91 Carats Oval Cut Ruby & Diamond Three-Stone Ring

By Roman Malakov

Located in New York, NY

A gorgeous engagement ring, featuring a 4.91 carats oval cut ruby, set on a classic four prong basket made of 14K rose gold. Flanked by epaulette cut diamonds weighing 0.81 carat tot...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Ruby, Rose Gold, Platinum

4.5ct Natural Emerald & Baguette Diamond Engagement Ring in 18K White Gold
4.5ct Natural Emerald & Baguette Diamond Engagement Ring in 18K White Gold

4.5ct Natural Emerald & Baguette Diamond Engagement Ring in 18K White Gold

By VimleshBadaya

Located in Jaipur, RJ

Bold Elegance. Art Deco Inspiration. A Ring That Redefines Regal Romance. Striking in presence and timeless in design, this statement engagement ring features an approx. 4.5ct natur...

Category

2010s Indian Art Deco 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, 18k Gold, White Gold

J. Birnbach GIA Certified G VS1 4.50 Carat Round Brilliant Diamond Ring
J. Birnbach GIA Certified G VS1 4.50 Carat Round Brilliant Diamond Ring

J. Birnbach GIA Certified G VS1 4.50 Carat Round Brilliant Diamond Ring

By J. Birnbach

Located in New York, NY

A timeless expression of brilliance, this GIA Certified 4.50 Carat Round Brilliant Diamond Ring is the epitome of classic elegance. The centerpiece of this exquisite ring is a dazzli...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

GIA 4.05 Carat Oval Shape Emerald and Diamond Rings 18k Gold
GIA 4.05 Carat Oval Shape Emerald and Diamond Rings 18k Gold

GIA 4.05 Carat Oval Shape Emerald and Diamond Rings 18k Gold

By Alexander Beverly Hills

Located in BEVERLY HILLS, CA

Classic emerald and diamond halo ring, GIA certified. 4.96 carats total gemstone weight. 4.05 carat oval shape emerald, F2, GIA certified. Complimented by 54 round brilliant diamond...

Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Emerald, White Diamond, Diamond, White Gold, 18k Gold, Gold

18K Yellow Gold Three Stone  4.84 Carat GIA Cushion Cut Diamond Engagement Ring
18K Yellow Gold Three Stone  4.84 Carat GIA Cushion Cut Diamond Engagement Ring

18K Yellow Gold Three Stone 4.84 Carat GIA Cushion Cut Diamond Engagement Ring

Located in Los Angeles, CA

DeKara Design Collection Metal- 18K Yellow Gold, .750. Size- 6 3/4. FREE SIZING!!!! Stones-GIA Certified Cushion Cut Diamond J Color VS2 Clarity 3.20 Carats, GIA Certified Cush...

Category

2010s American Art Deco 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, 18k Gold, Yellow Gold