Platinum Three-Stone Rings

From the House of Vivid Diamonds, this exquisite creation showcases a spectacular AGL certified 21.19 carat oval blue sapphire, with a heated Ceylon provenance, accented by two GIA c...

Centering a 2.02 carat Burmese ruby, this elegant Mid-Century ring features a rectangular emerald-cut stone with vivid red color and fine transparency. Certified by AGL with traditio...

"Diamond and sapphire ring is made in platinum, stamped Plat 950, marked AJD, weighs 5.3 pennyweights, bright finish, workmanship shows good attention to detail, well finished, setti...

An opal and diamond platinum ring This beautiful opal and diamond ring is handcrafted in platinum. The piece is set to its centre in contrasting yellow gold claws with a round caboc...

Gorgeous 6.98 ct. blue sapphire oval with 0.98 ct. white diamond side stones. Handmade in platinum. Ring size 7.

This contemporary three-stone ring features an immaculately alluring cushion cut blue sapphire weighing approximately 5.04 Carats at its centre, with a flawlessly cut...

Centering an oval cut spinel weighing approximately 3.85 carats total - transparent medium blue in color Prong set in basket and flanked by triangular step-cut diamonds prong set in ...

Showcasing a rare vibrant Cushion Cut Blue Sapphire weighing 2.14 carats and Flanking the center gemstone are two square brilliant diamonds weighing 1.40 carats total. Set in a polis...

Elegant Ring in solid 18K Yellow Gold with Platinum clusters holding oval cut natural Rose Red Ruby and 2 brilliant cut Diamonds. Custom made in Sweden, Stockholm, hallmarked 18K. H...

Discover a rare and investment-worthy three-stone ring featuring a 5.81 carat no-heat Ceylon (Sri Lanka) sapphire, prized for its natural, untreated origin and vivid royal blue color...

This sweet engagement ring features the next trending shape for engagement rings in a timeless setting. The center diamond is a 1.01 carat marquise certified by GIA to be D color and...

This platinum and 18K yellow gold three-stone ring is a striking combination of vibrant color and refined structure, centered around a beautifully saturated fancy yellow diamond. At ...

This outstanding Art Deco style is mid century Meaningful trilogy design, timeless and sophisticate, hand crafted of solid Platinum – English hallmarks Centering a beautiful and quit...

Three-stone diamond engagement ring. Square cut GIA certified center stone with two square cut accent diamonds accented with 32 round brilliant cut diamonds in a Platinum, three-ston...

An exceptional and commanding three-stone diamond ring centered by a magnificent GIA-certified cushion brilliant-cut diamond weighing 11.51 carats, offering extraordinary presence an...

This sophisticated three-stone ring centers on a stunning 6.01 carat cushion-cut emerald, certified by GIA, with a rich, vibrant green hue and exceptional transparency. Measuring 12....

Aston Estate Jewelry Presents: An exquisite three-stone engagement ring featuring a central diamond, elegantly flanked by two smaller diamonds. The primary diamond is a 0.60 carat ...

Natural Burmese ruby and diamond ring. Set with an oval old cut natural unenhanced Burmese ruby to centre in an open back claw setting with an app...

GIA certified VS1 natural fancy vivid yellow natural diamond 5.18 carat engagement ring. Emerald cut 3 Stone engagement ring with fancy vivid yellow diamond GIA 5.18 ct VS1 center st...

Yellow Radiant Cut Diamond and Round Diamond Three-Stone Platinum Description: This three-stone ring features a radiant-cut yellow diamond in the center. The yellow diamond is set i...

A gorgeous engagement ring, showcasing a 3.03 carats Asscher cut diamond certified by GIA as I color and SI1 clarity. Flanked by two Asscher cut diamonds weighing 1.30 carats total. ...

--Stone(s):-- (3) Natural Genuine Diamonds - Old European Cut - Bezel/Channel Set - Nice Brilliant White Diamonds - 0.75ctw (approx.) Material: Solid 900 Platinum Weight: 2.96 Grams...

Simple yet striking, this understated piece makes an impact thanks to a spectacular central oval ruby, chosen from the Haruni vault for its intense red tone. Enhancing the rich colou...

In this stunning Art Deco trilogy ring a large and vibrant emerald sits between two glittering old cut diamonds. This ring is set apart by its partiularly beautiful fluted fan like b...

GIA-certified 15+ carat Fancy Intense Yellow cushion-cut diamond three-stone engagement ring. Trilogy ring feature a 15.15 carat natural, Fancy Intense Yellow cushion-cut center ston...

An elegant three-stone engagement ring, featuring a GRS certified 14.67 carats cushion cut vivid blue Sri Lankan sapphire. Flanked by tapered baguette diamonds weighing 1.19 carats t...

Natural Royal Blue Burmese sapphire and diamond ring. Set with a cushion shape old cut natural unenhanced Royal Blue Burmese sapphire to ce...

True to its era this Art Deco diamond cluster ring is crafted in platinum and features three early European cut diamonds set in coronet claw settings upon a polished tapered band. Pe...

A gorgeous engagement ring, showcasing a 9.18 carats oval cut diamond certified by GIA as K color and VS2 clarity, set on a four prong setting. Accented by brilliant trillion cut dia...

A three stone diamond ring, to the centre a round brilliant-cut diamond weighing 1.68 carats and accompanied by GIA report stating to be of G colour and VS1 clarity, eight claw-set b...

This gorgeous vintage three-stone engagement ring features a rectangular cushion cut Colombian emerald weighing 2.58 carats, mounted in a four double claw, open back setting. The vib...

This remarkable ring showcases a GIA and AGL certified 10.82ct untreated cushion cut sapphire from Sri Lanka, celebrated for its vibrant blue hue. It is beautifully accented by two p...

A magnificent engagement ring, showcasing a 12.55 carats emerald cut diamond certified by GIA as K color and SI2 clarity, set on an eight ...

The setting and the shoulders of this three stone ring are modelled in platinum and the rest of the ring is modelled in 18ct yellow gold. The three sparkly diamonds are set in illusi...

An exceptional and highly important Colombian emerald and diamond ring centered on a magnificent 7.72 carat natural emerald of remarkable size, saturation, and presence. Expertly fas...

Certified Emerald Cut Ceylon Sapphire weighing 10.98 carats Measuring (14.33x11.39x6.64) mm Trapezoid Diamonds weighing .74 carats H-VS Set in Platinum Ring 10.28 g

This wonderful piece dates back to 1881, with a historical engraving reading 'F.C.J. Oct 1881'. It is trilogy ring featuring beautiful, hand cut, old cut diamonds. Totaling to 2.10 c...

An amazing natural blue Sapphire and Diamond ring! The cushion shaped Sapphire is set in a four prong basket setting, with a single trilliant cut Diamond on each side of it. The Sa...

Showcases a Cushion cut, Vibrant color Blue Sapphire weighing 6.54 carats, flanked by two brilliant cut half moon diamonds weighing 1.24 carats total. Elegantly set in a polished pla...

This platinum antique three-stone ring is a beautifully preserved example of vintage-inspired elegance, showcasing delicate proportions and timeless design. At its center is a 1.45 c...

A wonderful platinum ring that is typical of the Art Deco period with it’s striking design. It is a pleasing oval shape that is very flattering to the finger when worn. Down the cent...

This exquisite 3.48-carat Fancy Yellow three-stone engagement ring is a stunning fusion of rare beauty and expert craftsmanship. At its center is a GIA-certified elongated cushion-cu...

This exquisite engagement ring showcases a 2.00 carat natural fancy brownish pink radiant-cut diamond, GIA certified VS1 clarity, as its centerpiece. Flanked by two Cadillac-cut side...

Classic and sophisticated, our J. Birnbach GIA Certified K VS2 7.00 Carat Asscher Cut Diamond Three-Stone Ring showcases timeless elegance with exceptional craftsmanship. At its cent...

When you buy a ruby, this is the color to aspire to! This Burmese ruby possesses the highly prized "pigeon's blood" red hue and weighs exactly 4.00 carats. This is an extremely rare ...

A magnificent three-stone engagement ring, showcasing a 3.02 carats oval cut diamond certified by GIA as J color and SI1 clarity, set on a four prong setting. Flanked by pear shape d...

A stunning ring featuring a GIA Certified 0.87 Carat Natural Colombian Emerald and 0.65 Carats of Diamond Accents set in Platinum. People have admired emerald’s green for thousands o...

A sensational vintage aquamarine ring, probably 30-40 years old, in a solid platinum setting. The star of the show is that gorgeous Brazilian aquamarine, quite possibly from the fame...

A stunning antique 1920s 1.26 carat diamond and 18 karat yellow gold, platinum set cocktail ring; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive antique 1920s diamond ring has been crafted in 18k yellow gold with a platinum setting. The pierced decorated, elongated octagonal frame is ornamented with a central bezel set 0.44 Ct Old European round cut diamond. The central diamond is flanked to the upper and lower border with two smaller 0.18 Ct Old European round cut diamonds. The filigree pierced decoration is framed by a further forty pavé set eight-cut diamonds. Each of the platinum set ring shoulders is accented with a further three eight-cut diamonds, integrating with the main setting and blending seamlessly with the plain ring shank. This antique diamond cocktail ring...

A stunning engagement ring, showcasing a 4.06 carats radiant cut diamond certified by GIA as Fancy Yellow color and SI1 clarity, on a four prong setting made of 18K yellow gold. Acce...

Natural, GIA certified fancy brownish-orange-pink emerald-cut diamond mounted with emerald-cut white diamond side stones; in a platinum and 18-karat rose gold setting. Truly one of a...

Circa 1925 This finely crafted Art Deco platinum ring of classic three-stone design is centered with an excellent Colombian emerald displaying a vivid bluish-green hue. The emerald ...

This exceptional platinum three-stone ring showcases a harmonious blend of brilliance and structure. At its center is a dazzling 3.00 carat radiant cut diamond, certified by GIA as D...

Showcases a Cushion cut, Vibrant color Blue Sapphire weighing 4.09 carats, flanked by two pointed trillion cut diamonds weighing 0.96 carats total. Elegantly set in a polished platin...

This very sweet 3 stone ring features a 1.02 round brilliant fancy light yellow VS1 clarity center diamond accompanied by a .68 and .75 carat old mine cut white diamond to either sid...

This stunning engagement ring features a 3.36-carat marquise cut diamond as its centerpiece, exuding elegance and timeless beauty. Crafted in platinum, the ring offers both durabilit...

This platinum three-stone ring is a timeless expression of elegance and balance, showcasing the clean lines and sophisticated brilliance of an exceptional emerald cut diamond. At its...

A gorgeous engagement ring, showcasing a 1.87 carats oval cut yellow diamond certified by GIA as Fancy Light Yellow color and SI1 clarity, set on a four prong setting made of yellow ...

Detailed Description: Radiate sophistication with this striking three-stone platinum ring. At its center, a captivating 5.06-carat octagonal sapphire commands attention, exuding a de...

This beautiful engagement ring features a cushion shaped royal blue sapphire weighing a total of 2.19 carats mounted in a four claw, open back setting. The sapphire is accompanied by...