Old Mine Cut Engagement Rings

18K White Gold Filigree Diamond Engagement Ring Size 5 This beautifully crafted ring features one round old mine cut diamond set in beautifully detailed 18K white gold. A timeless p...

Genuine Original Antique from 1920's Diamond Platinum Engagement Ring .56ct Old Mine Cut Featuring a Genuine Natural Mined .44ct Old Mine Cut Diamond Center 90% Platinum and 10% I...

This stunning 1920s Art Deco plaque ring brings together everything we love about the era — clean geometry and antique diamonds. The elongated plaque design draws the eye, giving the...

Beautiful Antique Art Deco 18K White Gold Old Mine Diamond Geometric Engagement Ring. This gorgeous antique Art Deco old mine diamond geometric engagement ring is crafted in 18k whit...

This exquisite circa 1920s Art Deco engagement ring is crafted in platinum and showcases a natural old mine-cut diamond weighing approximately 0.72 carats in L color and VS2 clarity....

A beautiful antique 5.50ct old cut diamond solitaire ring set in 18k yellow gold and platinum The piece is centrally set with a sparkly 5.50ct antique old cut diamond which is secu...

Here we have an charming diamond solitaire ring. This piece has been crafted from recycled antique 18ct yellow gold and set with a 0.65 carat old cut diamond amidst an undulating bor...

A captivating GIA Certified 6.55 carat Old Mine Brilliant diamond, graded F color and SI2 clarity, exuding antique charm and distinctive character. The diamond showcases broad facets...

This absolutely stunning Edwardian piece is sure to be a fantastic choice for an engagement ring or pride of place in any jewellery collection. There is so much detailing in this pi...

Victorian Navette Diamond Ring 14K Solid Gold Antique Marquise Cluster Ring Old Cut Diamonds Engagement Heirloom Jewelry This authentic 1900’s Victorian navette ring is set with gli...

This unique antique piece was handcrafted sometime during the Art Deco design period ( 1920-1940 ). The filigree setting is 18k white gold and features a 0.61 carat old mine cut diam...

This is a stunning platinum engagement ring inspired from the Art Deco era. The ring is centered with sparkling old mine cut diamond that weighs approximately 1.34ct. The color of th...

Finely crafted in platinum over 14K yellow gold with an Old Mine cut Diamond weighing 1.67 carats, J color, VS1 clarity. The ring features accenting Baguette and Round cut Diamonds. ...

Beautiful Antique Victorian 18K Gold Fancy Yellow Old Mine Diamond Engagement Ring - GIA. This incredible Mermod and Jaccard fancy yellow old mine d...

- Victorian inspired three stone diamond engagement ring - 1.10ct antique old European-cut centre diamond (J / SI2) - 2 x Old European-cut diamond shoulders, total approx. 0.10ct (H-...

Centering an old mine cut diamond weighing 2.11 carat - G color with SI1 clarity Set in an eight pronged mounting with pierced arch motif gallery Flanked by subtle knife edge should...

This authentic Art Deco engagement ring centers on a substantial 2.01 carat old mine cut diamond certified by GIA under report number 6505686430. The diamond is graded I color, givin...

This Jabel 18k Yellow Gold Diamond Solitaire Engagement Ring showcases the enduring appeal of a classic design paired with the character of an old mine cut diamond. Centered by an ap...

Behold our striking fancy brown old mine cut diamond engagement ring, a masterpiece of elegance set in luxurious 18k rose gold. The centerpiece is a GIA-certified 4.01ct old mine cut...

This extraordinary engagement ring centers a GIA-certified 5.30 carat Old European Brilliant Cut diamond, exuding timeless charm and antique elegance. The diamond is graded L color a...

Finely crafted in 14k yellow gold and platinum with an Old Mine cut Diamond weighing approximately 1.20 carats. Circa late 1800s Size 6 1/4, resizable

Beautiful Antique Art Deco Platinum Old Mine Diamond French Cut Engagement Ring - GIA. This incredible old mine diamond engagement ring is crafted in platinum. The ring features a go...

This beautiful Art Deco diamond engagement ring is a timeless 1930’s design, centered by a GIA-certified old mine cut diamond weighing 2.13 carats. Graded I color and SI2 clarity, th...

This elegant Art Deco-era filigree ring, dating back to the 1920s, is a stunning example of vintage craftsmanship. Crafted from 14kt yellow gold with a luxurious platinum overlay, th...

Ring Size: 6.25 Metal Type: Platinum [Hallmarked, and Tested] Weight: 2.9grams Center Diamond Details: GIA LAB REPORT #: 1226860061 Weight: 1.13ct Cut: Old Mine Brilliant Color: I C...

Antique Diamond ring circa 1900. The ring is set with a very nice center old mine diamond of approximately 1 Carat ( Estimated J/K color - Vs clarity), two bigger old mine diamonds...

This antique ring is crafted in 14k yellow gold and features Old Mine cut diamonds totaling approximately 0.53 carats. The diamonds are graded J color with SI1 clarity, offering warm...

This exquisite circa 1915–1920s Art Deco ring is crafted in 18kt yellow gold with a platinum top and showcases a refined geometric design accented with four natural old mine-cut diam...

This is an incredible Art Deco ring in 16k yellow gold with an absolutely stunning natural undyed red coral cameo center. The ring itself is in gorgeous yellow gold engraved with a f...

A spectacular engagement ring, showcasing an 8.94 carats old mine cushion cut diamond certified by GIA as J color and VVS2 clarity, set on a unique compass setting. Accented by 152 r...

Geometry Illuminated A study in contrast, where shadow gives way to light. Created during the Belle Époque, circa 1910, this striking ring reflects the refined geometry and technical...

Old mine diamond solitaire ring. Set centrally with a cushion shape old mine diamond, L colour, SI2 clarity, with a weight of 4.48 car...

Ring Size: 6.5 Metal Type: 14K Yellow Gold [Hallmarked, and Tested] Weight: 4.5 grams Diamond Details: Weight: .50ct total weight Cut: Old Mine brilliant Color: H/I Clarity: VS/SI ...

Beautiful Antique Art Deco Platinum Old Mine Diamond Engagement Ring - GIA. This incredible Art Deco old mine diamond engagement ring is crafted in platinum. This ring features a gor...

Here we have an exquisite engagement ring focally featuring an impressive 3.58 carat old mine cut diamond. This principal stone sits proud at the centre of the face in a neat four-cl...

This elegant vintage engagement ring centers on a 1.51 carat old mine cut diamond, certified by GIA #1539480234, showcasing a warm K color and crisp VS2 clarity with a soft, antique-...

–Stone(s)– (1) Natural Genuine Diamond - Old Mine Cut - Prong Set - Fiery Warm Yellow Color - VS1 Clarity - 0.52ctw (approx.) Material: Solid 10k Yellow Gold Weight: 2.73 Grams Ring...

Platinum Weight 12.0g Retro Diamond Ring This ring is a retro piece crafted in platinum. The design features a central old mine cut diamond Approx. 1ct, surrounded by a series of sm...

This elegant Lugano engagement ring centers on a 2.00 carat old mine cut diamond, certified by GIA #6501686364, displaying a warm I color and I1 clarity with a distinctive antique ch...

You can't help but fall in love with this magnificent Late Victorian blue sapphire and diamond five-stone ring. The fantastic piece features three old cut diamonds, with an approxim...

Victorian Romanticism A beautiful example of Victorian period heart ring, romantic expression of the era to symbolize love and eternal love Beautifully designed , glorious Victorian workmanship, 1880/90 ca. 18 Kt gold, marked Principle Diamond is is an old mine cut Diamond of .45 Ct...

Vintage 1890-1900 diamond domed engraved, pierced Platinum engagement ring set with a beautiful extra sparkly old mine brilliant cut Diamond. EGL certified medium blue florescence ca...

Platinum & Gold Weight 5.8g Emerald Cabochon Approx. 3ct Diamond Approx. 2ct Rosetta Ring Size 6.5

Year: 1920s Item Details: Ring Size: 5 Metal Type: Platinum [Hallmarked, and Tested] Weight: 3.4 grams Sapphire Center Stone Details: Weight: 1.00ct total weight Cut: Old Mine Oval C...

This elegant Art Deco engagement ring centers on a captivating 1.62 carat old mine cut diamond, certified by GIA #6535679846, offering a beautiful balance of brilliance and antique c...

Beautiful antique engagement ring set with a cushion shaped old cut diamond weighing 3.42 carats mounted in an open back, intricate c...

Finely crafted in platinum with a GIA certified Old Mine cut center Diamond weighing 3.00 carats, D color, VS1 clarity, GIA #15608491. The ring features 2 Half Moon cut side Diamonds...

This exquisite circa 1910s antique halo ring is crafted in 18kt yellow gold and features a luminous natural baroque pearl measuring approximately 9.35 mm in diameter at the center. S...

4 Carat GIA-Certified Old Mine Cut Diamond Ring A 4 carat old mine cut diamond, especially one with GIA certification, is exceptionally r...

Old mine cut diamond gypsy engagement ring by Bracken Jewelers. The 0.55 carat antique cut diamond (SI1 clarity, M color) is nestled and flush-set in the tapered 22K yellow gold band...

Year: 1920s Item Details: Ring Size: 6.75 Metal Type: Platinum [Hallmarked, and Tested] Weight: 4.0 grams Center Diamond Details: GIA Report#: 5231358600 Weight: 1.73ct total weight ...

Genuine Original Art Deco Antique from the 1930's Diamond Engagement Ring .38ct GIA Certified VS2 18K White Gold Never Worn NOS Featuring a Genuine GIA Certified Natural Mined .38ct Old Mine Cut Diamond GIA States the Diamond is O-P Color, But the Diamond Appears Incredibly White Genuine Original Art Deco Antique from 1930's New Old Stock Rare 18K White Gold Engagement Ring Semi Mount...

This spectacular antique solitaire engagement ring features a beautiful 2.40ct Victorian old mine cut diamond neatly set at its cent...

This elegant Art Deco inspired engagement ring centers on a 1.57 carat old mine cut diamond, certified by GIA #2477652341, showcasing a soft and romantic brilliance with H color and ...

This French Mid Century diamond ring is a beautifully elegant jewel from the 1950’s, crafted in 18k white gold with a GIA-certified old mine brilliant cut diamond at its center. The ...

An Art Deco, c.1920s cluster ring, which features 0.50 carats worth of gorgeous rubies, which compliment 1.36 carat total weight of old cut diamonds. Set in a platinum shank and ban...

This beautiful antique diamond ring was made in the early 1920s with 14k white gold. The north to south styled ring features 5 total diamonds, with the center of the ring showcasing ...

Size: 5 1/2 Sizing Fee: Up 3 sizes for $60 or Down 2 sizes for $40 Era: Victorian Metal Content: 14k Rose Gold Stone Information Natural Diamonds Carat(s): 1.50ctw Cut: Old Mine ...

This extraordinary vintage engagement ring centers on a remarkable 5.02 carat old mine cut diamond, certified by GIA #2536831954, showcasing a bold presence with its warm J color and...

This antique ring is crafted in 8k yellow gold and features a beautifully detailed filigree setting centered with an opal and accented by approximately 0.36tcw of old mine cut diamon...