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Platt Boutique Jewelry Engagement Rings

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Art Deco Platinum 1.45 Carat GIA Old European Cut Diamond Engagement Ring
Located in Los Angeles, CA
American Art Deco era 1.45 Carat Old European Cut Diamond Engagement Ring composed of platinum. With a 1.45 carat Old European Cut diamond, GIA certified I color & VS1 clarity. Set w...
Category

Vintage 1920s American Art Deco Engagement Rings

Materials

Diamond, Platinum

Art Deco 4.50 Ct. GIA Old European Cut Diamond Engagement Ring by CD Peacock
Located in Los Angeles, CA
Timeless American Art Deco 4.50 Ct. Old European Cut Diamond Engagement Ring by CD Peacock, composed of platinum. With a 4.50 carat Old European Cut diamond, GIA certified to have N ...
Category

Vintage 1930s American Art Deco Engagement Rings

Materials

Diamond, Platinum

French Art Deco 1.40 Carat GIA Old European Cut Diamond Two-Tone Ring
Located in Los Angeles, CA
A unique French Art Deco era 1.40 Carat Old European Cut Diamond Two-Tone Engagement Ring composed of 18k yellow gold and platinum. Featuring a 1.40 carat Old European Cut diamond, G...
Category

Vintage 1920s French Art Deco Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

A Bespoke GIA 2.09 Carat Vintage Emerald Cut Diamond Solitaire Engagement Ring
Located in Los Angeles, CA
2.09 Carat Emerald Cut Diamond Solitaire Engagement Ring from The Bespoke by Platt Collection, composed of 18k yellow gold. The 2.09 Carat Antique Emerald Cut diamond is GIA certifie...
Category

2010s American Contemporary Engagement Rings

Materials

Diamond, Emerald, 18k Gold, Yellow Gold

Edwardian 2.40 Carat AGL Burma Sapphire Old Mine Cut Diamond Cluster Ring
Located in Los Angeles, CA
Edwardian era French import 2.40 Carat Oval Cabochon Sapphire & Old Mine Cut Diamond Cluster Engagement Ring, composed of 18k rose gold & platinum. The 2.40 carat Oval Cabochon blue ...
Category

Antique Early 1900s French Edwardian Engagement Rings

Materials

Diamond, Sapphire, 18k Gold, Rose Gold, Platinum

Art Deco GIA 1.26 Carat 1.01 Carat Old Mine Cut Diamond Toi et Moi Ring
Located in Los Angeles, CA
Superb Art Deco era 2-Stone Ring with two Old Mine Cut Diamonds and Sapphires, composed of platinum.  One of the Old Mine Cut diamonds weighs 1.26 carats, GIA certified K color/VS2 c...
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

Diamond, Blue Sapphire, Platinum

Art Deco Old European Cut Diamond 3-Stone Ring
Located in Los Angeles, CA
Art Deco era Old European Cut Diamond 3-Stone Ring composed of platinum. With a 0.74 carat Old European Cut diamond at the center, approximate color ranging I-J color/VS2. Flanked by...
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

Diamond, Platinum

Edwardian 5.02 Carat E/VVS2 Oval Cut Diamond Engagement Ring by Janesich
By Janesich
Located in Los Angeles, CA
A magnificent & rare example of Edwardian era elegance created by the famed Italian Jewelry House Janesich. Composed of Platinum & featuring a spectacular GIA certified 5.02 Carat O...
Category

Vintage 1910s Italian Edwardian Engagement Rings

Materials

Diamond, Platinum

GIA Certified Natural Fancy Yellow and White Diamond "Toi et Moi" Crossover Ring
Located in Los Angeles, CA
Magnificent & unique handcrafted "Toi et Moi" (Me & you) 2-stone ring. Composed of platinum, 18 karat yellow gold, Natural Fancy Intense Yellow & White GIA certified diamonds. Featur...
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Diamond, 18k Gold, Platinum

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Art Deco GIA 2.37 carat old European cut diamond platinum engagement ring
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This Art Deco platinum ring showcases a 2.37 carat GIA Old European cut diamond accented by delicate single cut stones, exuding timeless beauty and refined elegance.
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Antique Art Deco Platinum Old European Diamond Filigree Engagement Ring
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Beautiful Antique Art Deco Platinum Old European Diamond Filigree Engagement Ring. This incredible engagement ring is crafted...
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GIA 2.30 Carat Emerald Cut Diamond Bezel Solitaire Engagement Ring
By Belrose Estate Jewelers
Located in Santa Barbara, CA
We rescued this gorgeous 2.30 emerald cut diamond from a vintage engagement ring and repurposed it in this elegant modern 18k yellow gold solitaire ring. The GIA certified diamond is...
Category

21st Century and Contemporary Contemporary Engagement Rings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Old Mine Diamond 4.01 carats Coronet Cluster Ring
Located in London, GB
Old mine diamond coronet cluster ring. Set to centre with a cushion shape old mine diamond, L colour, VVS2 clarity, with a weight of 4.01 carats, ...
Category

21st Century and Contemporary Cluster Rings

Materials

Diamond, Yellow Gold, Silver

Vintage Diamond GIA Emerald Platinum Bypass Toi Et Moi Ring
Located in Miami, FL
A very elegant Vintage Emerald and Diamond Bypass Engagement ring. Crafted in Platinum with Diamond and Emerald Accents on the band. A beautiful Toi Et Moi-inspired Engagement ring. ...
Category

Vintage 1950s Art Deco Cocktail Rings

Materials

Diamond, Emerald, Platinum

Estate Edwardian Sapphire and Old Mine Diamond Ring - VHK#1000
Located in Hicksville, NY
Estate Edwardian Sapphire and Old Mine Diamond Ring - VHK#1000 Item Details: Year: 1900s Ring Size: 5.5 (Sizable) Metal Type: 18k Yellow Gold [Hallmarked, and Tested] Weight: 3.7 g...
Category

Antique Early 1900s Edwardian Engagement Rings

Materials

Diamond, Sapphire, Gold, 18k Gold, Yellow Gold

Fine Estate Art Deco Period Moi et Toi Diamond Sapphire Platinum Ring Circa 1920
Located in New York, NY
Stunning, rare Art Deco period platinum Moi et Toi ring featuring an impressive pair of kite cut natural diamond and natural sapphire gemstones framed by Old European cut and single cut diamonds. Sleek and Modern, distinctively Art Deco, this perfectly balanced ring is the epitome of elegance. High quality craftsmanship with millgrained details and a pierced setting. The diamond and sapphire Kite cut gemstones measuring 10mm by 8mm each, front dimensions of the ring 22mm by 15mm. The kite cut is an uncommon, unusual shape rarely seen in period jewels. It takes its name from the form of a kite flying high in the sky, sure to attract admiring glances. Beautiful as a Cocktail ring, the Moi et Toi style also has a tradition as an engagement ring. Jackie Kennedy had one, Napoleon proposed with one to Josephine and recent celebrities including Ariana Grande...
Category

Early 20th Century Art Deco Cocktail Rings

Materials

Diamond, Sapphire, Platinum

Antique Art Deco Platinum Old European Diamond Engagement Ring, GIA
Located in Great Neck, NY
Beautiful Antique Art Deco Platinum Old European Diamond Engagement Ring - GIA. This incredible engagement ring is crafted in platinum. The center holds an old european cut diamond t...
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

Diamond, Platinum

Antique 14K Gold Old Mine Cut Diamonds Toi et Moi Ring
Located in Philadelphia, PA
A fine antique gold and diamond cocktail ring. In 14 karat gold with a slight rose hue. With a pair of prong-set old mine cut diamonds (0.95± Ctw) in a 'Toi et Moi' bypass setting....
Category

Early 20th Century Retro Cocktail Rings

Materials

Diamond, 14k Gold, Rose Gold

2.40 Carat Old Cut Diamond Solitaire Platinum Engagement Ring, circa 1920s
Located in London, GB
This spectacular antique solitaire engagement ring features a beautiful 2.40ct Victorian old mine cut diamond neatly set at its cent...
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Vintage 1920s English Art Deco Engagement Rings

Materials

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GIA 1.12 Carat Old European Cut Diamond Art Deco Platinum Engagement Ring
Located in Stamford, CT
Experience timeless elegance with our 1920's, GIA certified 1.12ct Art Deco diamond engagement ring. All three bezel set stones are Old European Cut, with the center diamond being 1....
Category

Early 20th Century Engagement Rings

Materials

Diamond, Platinum