Sold2021Platinum Diamond 2.09ct Opal Cocktail RingMETAL: Platinum. GEMSTONES: with center 2.09ct opal, and 2.25ctw in diamonds. MEASUREMENTS: Ring size - 6.5, ring top - 18mm x 16mm. MARKED: 1.11, Pt900, 2.09. WEIGHT: 8.5 grams.Gemstones have not beeSee Sold Price
Sold2017LADIES PLATINUM DIAMOND BLACK OPAL COCKTAIL RINGLADIES PLATINUM DIAMOND BLACK OPAL COCKTAIL RING Ladies .900 Platinum diamond cocktail fashion ring with oval cut black opal center stone. Diamond carat weight total is approximately .40cts, opal measSee Sold Price
Sold2021Platinum Opal Diamond Cocktail RingPlatinum cocktail ring, with oval 15.5 x 12.5mm opal, surrounded with approx. 0.20ct win diamonds . Opal is slightly loose in the setting. Ring size - 5.75, ring top - 17mm x 20mm. Marked 900pt. WeighSee Sold Price
Sold2016Estate Platinum Opal & Diamond Cocktail RingEstate Platinum Opal & Diamond Cocktail Ring. Hallmarked. Having a cabochon cut opal at center with small white diamonds. Ring size 6.5, can be resized. Weighs approximately 3.1 grams inclusive.See Sold Price
Sold2018Platinum 15.45ct Opal Diamond Cocktail RingMETAL: Platinum. MEASUREMENTS: Ring size - 8 1/4, ring top - 26mm x 26mm. GEMSTONES: 15.45ct opal, measures 23.3mm x 19.9mm, shows natural crazing. Diamonds - approx. 0.48ctw. MARKED: Pt900, 1545. WEISee Sold Price
Sold202211.39ct Opal Diamond Platinum Cocktail RingMetal : Platinum Designer : Not Signed Gemstone : Opal cabochon 11.39ct, Diamonds 1.25ctw Measurements : Ring size 8.75, top is 23 x 19mm Marked: : pt900, 11.39, 1.25 Weight: 13.3See Sold Price
Sold2020Platinum 1.83ct Opal Diamond Cocktail RingPlatinum cocktai lring, set with a 1.83ct al opal, surrounded eith 0.25ctw in diamonds. Ring size - 6, ring top - 18mm x 15mm. Marked: 900Pt, D025, 1.83. Weight 9.4 grams.See Sold Price
Sold2023GIA 5.39 cts Black Opal & Diamond Ballerina Cocktail Ring in PlatinumGIA 5.39 cts Black Opal & Diamond Ballerina Cocktail Ring in PlatinumSee Sold Price
Sold2022Estate 10 Carats Diamond Opal 14k Yellow Gold Cocktail RingThis stunning cocktail ring is crafted from 14k yellow gold featuring a rhombus shape wave style bridge set with baguette diamonds, the center has a gorgeous oval shape 7 carats fire opal gemstone helSee Sold Price
Sold2017Black Opal Slate, 1ctw Diamond & Platinum Ring18.5mm Black Opal Slate, 1.00ctw VS1-VS2/F-G Diamond & Solid Platinum Cocktail Ring W/Emerald Accents - This beautiful ring was finely crafted of solid platinum, and boasts a lovely, 18.5mm black opalSee Sold Price
Sold2021Two Gold Cocktail RingsA platinum and 14k ring set with small diamonds and a five piece 14k ring set with small opals. Dimensions: Size 6 and size 5. The total approximate gross weight is 9.1 dwt. Provenance: From a local cSee Sold Price
Sold2016A Platinum & Diamond Cocktail Ring, Cartier, c.1946Auction announcements 16th November 2016 Lot 17: The correct starting price is 3,600 €. An Exquisite Platinum & Diamond Cocktail Ring, by Cartier, London, circa 1946 Designed as a pair of stylised tSee Sold Price
Sold2022Art Deco Platinum Diamond Cocktail RingArt Deco Platinum Diamond Cocktail Ring Weighing 8.7 grams Set with a 1.10 Ct. Diamonds in Center Along with 8 Diamonds weighing app. 5.60 Ct. F-G Color, VVS-VS Clarity Ring Size 7See Sold Price
Sold2018A Lady's Platinum Diamond Cocktail RingPlatinum ring featuring round brilliant cut diamond weighing approx. 1.85 ct set in the center of the ring with 16 additional diamond weighing approx. 2.20 ctw set in prongs in an oval flared frame roSee Sold Price
Sold2022Platinum Diamond Opal RingPlatinum Weight 8.79gr 1.2”x1.2” Diamond Approx 4ct Opal 10ct Ring Size 7See Sold Price
Sold2018Platinum Diamond Opal RingMETAL: platinum. GEMSTONES: opal-5.86ct, diamonds-0.792ctw. MEASUREMENTS: ring size 6.25. Ring top is 17.5mm at widest oint. MARKED: Pt900 5.86 D 0.792. WEIGHT: 12 grams.Gemstones have not been gradedSee Sold Price
Sold2022Platinum Diamond Cocktail RingMetal : Platinum Designer : Not Signed Gemstone : Center star red stone cabochon - 13.3 x 11.2 x 6.8mm, Diamonds approx. 1.40ctw Measurements : Ring size 7, top is 18mm x 20mm Marked: : PlatSee Sold Price
Sold2020Mid Century Platinum Diamond Opal RingBlack opal surrounded by baguette and brilliant cut diamonds in a floral motif. Opal 6.24 carats, diamonds 1.79 ctw. Ring measures 7/8 x 1 x 1 1/4 T. Weight 14g. Excellent condition.See Sold Price
Sold2022Platinum Diamond Opal RingPlatinum Weight 10.18g Diamond Opal Ring Size 6.5 Measurements 1.23”x0.79” See Sold Price
Sold2021Platinum Diamond Opal RingPlatinum Weight 4.9gr Diamond Approx 0.35ct VS1-HÊ Opal Ring Size 7 1/4 Measurement 0.7Óx0.7ÓSee Sold Price
Sold2023Vintage Diamond Opal cocktail ring Just reducedDetails Vintage from the 1960s Materials: Gold Gemstone: Opal Adjustable Style: Mid-century Description Magnificent 14k yellow gold vintage Opal diamond cocktail ring with amazing gold streamer designSee Sold Price
Sold2019Art Deco Platinum & Diamond Cocktail Ring Three LargeAK JAT0 Art Deco Platinum and Diamond Cocktail Ring Three Large Stones Wonderful pendant that is a great addition to your collection. Weight is 4.3 grams Made of Diamonds (Large Diamonds are about 0.4See Sold Price
Sold202224ct Beryl Platinum Diamond Cocktail RingMetal : Platinum Designer : Not Signed Gemstone : Beryl approx. 24ct (multiple small nicks/chips on the stone) , Diamonds approx. 0.50ctw Measurements : Ring size - 5.5, ring top is 23mm x 23mmSee Sold Price
Sold2022Art Deco Style Platinum Diamond Cocktail RingVintage Art Deco style platinum diamond cocktail ring, set with round brilliant and baguette-cut diamonds; approx: 1.50 carats total weight; color: H-I, clarity: VS - SI1. Marked: "PLAT". Ring measureSee Sold Price
May 28Miami Auction GalleryGIA 2.79ct Natural Black Opal Diamond Platinum Ballerina Cocktail Ring$5,600