Sold2015Necklace, 18K White Gold and Diamonds, USA, c.200018 karat white gold USA, circa 2000 Stamped: ‘PP’ / ’18K’ 3 round brilliant cut diamonds averaging 0.09 ct. each, estimated total weight 0.27 ct. 7 round brilliant cut diamonds averaging 0.03See Sold Price
Sold2024FINE ART DECO PLATINUM DIAMOND & SAPPHIRE RING, C. 1920FINE ART DECO PLATINUM DIAMOND & SAPPHIRE RING, C. 1920, W. 3.6 DWT, SIZE 9 1/2See Sold Price
2021Original Art Deco Center Diamonds Sapphires PlatinumStunning Original Art Deco .70 C Center Diamonds Sapphires Platinum Ring. This is a beautiful original art deco ring c.1940's with a unique design. The center diamond is a European cut .70 carats I coSee Sold Price
Sold2022An Art Deco Diamond Ring in Platinumc. 1920s platinum diamond ring featuring center diamond weighing approx. 0.30 ct with additional diamonds bead set in step down design, sz 5.5, 2.3 gramsSee Sold Price
Sold2019Platinum and diamond ring, c.1930 3.2dwtPlatinum and diamond ring, c.1930 3.2dwt.This ring has 17 round diamonds ranging from .05cts to .15cts for a total diamond weight of approiximately 1.25cts.Diamond quality is VS1 to SI1 and G-H color.See Sold Price
2022ART DECO PLATINUM/DIAMOND ENGAGEMENT RING, C. 1920/30ART DECO PLATINUM/DIAMOND ENGAGEMENT RING, C. 1920/30, W. 5.3 GR., CENTER DIAMOND 1.5 CT., D. 7.2 MM, SIZE 6 1/2See Sold Price
Sold2019Platinum sapphire diamond ring, c.1920, 4.2 dwtPlatinum sapphire diamond ring, c.1920, 4.2 dwt.Size 5.12.27mm x 14.83mm and depth is 6.23mm.See Sold Price
Sold2021ART DECO PLATINUM/IOLITE/DIAMOND RING, C. 1920/30ART DECO PLATINUM/IOLITE/DIAMOND RING, C. 1920/30, SIZE 7, WEIGHT 4.1 GRAMSSee Sold Price
Sold2022SET (2) ART DECO PLATINUM/DIAMOND ENGAGEMENT RINGSSET (2) ART DECO PLATINUM/DIAMOND ENGAGEMENT RINGS, C. 1940/50, W. 7.5 GR., BRIGHT WHITE CENTER DIAMOND 6.58 MM, SIZE 6 1/4See Sold Price
Sold2022DIAMOND & PLATINUM LADY'S RING, C. 1920, SIZE: 5.75, T.W. 3 GRDIAMOND & PLATINUM LADY'S RING, C. 1920, SIZE: 5.75, T.W. 3 GR Two diamonds approximately 12 - 15pts each surrounded by black onyx. Hand chased platinum. 3 g. Provenance: Property of a Grosse Pointe,See Sold Price
Sold2022ART DECO 1.70CT DIAMOND PLATINUM ENGAGEMENT RING c 1925 A finely crafted C1925 Art Deco PlatinumART DECO 1.70CT DIAMOND PLATINUM ENGAGEMENT RING c 1925 A finely crafted C1925 Art Deco Platinum and diamond engagement ring. Centered with one OEC (Old European Cut) diamond of K-L color and VS1-VS2See Sold Price
Sold2022ART DECO 1.70CT DIAMOND PLATINUM ENGAGEMENT RING c 1925 A finely crafted C1925 Art Deco PlatinumART DECO 1.70CT DIAMOND PLATINUM ENGAGEMENT RING c 1925 A finely crafted C1925 Art Deco Platinum and diamond engagement ring. Centered with one OEC (Old European Cut) diamond of K-L color and VS1-VS2See Sold Price
Sold2017PLATINUM DIAMOND RING (OLD MINE CUT) C. 1920ART DECO PLATINUM DIAMOND RING (OLD MINE CUT) C. 1920 1.01 CT. H-VS2, W/GIC, SIZE 6 1/2See Sold Price
Sold2019Antique Art Deco Gold Platinum Diamond & Ruby RingAntique Art Deco Gold Platinum Diamond & Ruby Ring. Antique C 1920s European yellow gold and platinum ring with rubies and diamonds. Ring size 7.25 can be resized.See Sold Price
Sold2023Hugo Stromhdahl platinum, diamond & ruby ringHugo Stromhdahl platinum, diamond & ruby ring, 20th c., Made in Sweden, wide band centered by cabochon ruby, 10.66 x 9.0mm, opaque dark color within pave-set diamond surround, est. 5.0 carats, I-J colSee Sold Price
Sold2022E. 20TH C. PLATINUM EDWARDIAN DIAMOND RING1910-1915 Edwardian diamond and platinum ring, comprising 1.25 ctw old European and swiss cut diamonds (I-J color, Si1-Si2 clarity), Duchess style. Fineness marked, PLAT. Approx. US 4.5, total weightSee Sold Price
Sold2023Cartier C de Cartier Platinum Diamond Band RingMETAL: Platinum. GEMSTONES: Diamond approx. 0.03ct. MEASUREMENTS: Ring size 4 1/2, band is 3mm. MARKED: Cartier 48, PT950, EFI280. WEIGHT: 4.6 grams. Retail $2350. Comes with service paper.Gemstones hSee Sold Price
Sold2021Platinum diamond and citrine ring,c.1950, 5.05dwtsPlatinum diamond and citrine ring,c.1950, 5.05dwts.Size: 6.This ring has eighteen .15ct round full cut VS1-SI2 old European diamonds, a citrine stone approximately 12 carats, measuring 15.5mm x 11.5mmSee Sold Price
Sold2018A Lady's 4.51 Diamond Art Deco Ring in Platinumc. 1910 Art Deco platinum diamond ring featuring an Old European cut diamond measuring 10.2 x 9.8 x 6.7mm weighing approx. 4.51 ct bezel set in the center of the ring with 10 additional Old European cSee Sold Price
Sold2022Oscar Heyman & Bros. Emerald and Diamond RingOscar Heyman and Brothers Platinum, Emerald and Diamond Ring, c. 1962, serial number 62506, set with an emerald-cut emerald, approx. 2.50 cts., in a ballerina setting with 33 tapered baguette cut diamSee Sold Price
Sold201914k diamond sapphire ring, c.1910, 4.25 dwts14k yellow gold and white gold or platinum diamond and sapphire ring, c.1910, 4.25 dwts.Size 5.The center diamond is .50cts, and is VS1 clarity and G-H color.The two sapphires are .15cts each and theSee Sold Price
Sold2022ART DECO 14 KT PLATINUM/DIAMOND 2 PART RINGART DECO 14 KT PLATINUM/DIAMOND 2 PART RING, C. 1940, SIZE 6.5See Sold Price
Sold2021Black Opal Platinum Diamond Ring2.19 very fine Australian black opal with platinum settings and 0.44 Diamonds F-VSSee Sold Price
Sold20231.6CT DIAMOND RING PLATINUM ENGAGEMENTVINTAGE ESTATE GENUINE PLATINUM MOUNTING WITH1.25 CARAT PEAR SHAPED DIAMOND SOLITARE AND 8 SIDE DIAMONDS. WEIGHS 10.8 GRAMS. SIZE 7. EXCELLENT USED CONDITION. USA SHIPPING $5.See Sold Price
1 day LeftFederal Assets Auctioneers0.77 ctw SI2 CLARITY CENTER Diamond Platinum Ring (1.62 ctw Diamonds) EGL USA CE$1(1 bid)
2 days LeftFederal Assets Auctioneers0.54 ctw SI3 CLARITY CENTER Diamond Platinum Ring (1.28 ctw Diamonds) EGL USA CE$1
Jun 25Miami Auction GalleryCertified Muzo 3.22ct Colombian Emerald Diamond Platinum Ballerina Ring$90,000
Jun 20Modern JewelryArt Deco Diamond Platinum ETERNITY BAND RING WEDDING Old European Cut Size 7.5$3,450
Jun 25Miami Auction GalleryVintage GIA 4.06 ct Burma Ruby Diamond Platinum Antique Cocktail Ring$24,000
Jun 12Quittenbaum Kunstauktionen GmbH, Historic cocktail ring with brilliant cut diamonds and single cut diamonds€950
Jun 25Miami Auction GalleryBvlgari 4.59cts Emerald Diamond Platinum Estate Pinky Bulgari Cocktail Ring$80,000
Jun 12Quittenbaum Kunstauktionen GmbH, Historic alliance ring with Old European cut diamonds and small sapphires€7,000
Jun 12Quittenbaum Kunstauktionen GmbH, Historic alliance ring with a Fancy Yellow Brownish diamond in Old European cut and other diamond€4,000
Jun 12Quittenbaum Kunstauktionen GmbH, Historic ring with Old European and single cut diamonds as well as cultured pearls€1,200
Jun 12Quittenbaum Kunstauktionen GmbH, Historic floral cocktail ring with a brilliant and navette cut diamonds€5,500
802 Lots AwayBidhausDavid Webb Platinum & 18K Yellow Gold Black and White Bombe Diamond Enamel Ring$10
Jun 25Miami Auction GalleryDavid Webb Vintage Diamond 18K Yellow Gold Platinum Infinity Eternity Band Ring$6,500