Sold2018Huge Diamond Ring: A Platinum Diamond Solitaire RingSolitaire in Platinum (Certified) 14.50ctw. Center Diamond 13.13cts ! Retail Price $408KSee Sold Price
Sold2017Platinum Diamond Solitaire Ringcenter round brilliant diamond 4.0 carats, N, VS2, with GIA report 2185035479, Nov. 16., 2016, accented with two straight baguettes estimated total weight 0.60 carat, stamped "10%Irid.Plat", size 5-1/See Sold Price
Sold2015Lady's Platinum Diamond Solitaire Ring, with a 2.01Lady's Platinum Diamond Solitaire Ring, with a 2.01 carat round diamond, atop a border with two 5 point diamonds, total diamond wt.- 2.1 cts., size 6. Provenance: Peacock's Estate Jewelry, Royal St.,See Sold Price
Sold2016Platinum Diamond Solitaire RingCirca 1920's-40's, Art Deco style mount. Mounting with 16 older single-cut diamonds, .16 cts, SI, GH. Larger center European cut diamond. 7.15mm to 7.08mm. Approx. 1.45 cts, J, SI-1. Moderately abradeSee Sold Price
Sold2022PLATINUM DIAMOND SOLITAIRE RINGPLATINUM DIAMOND SOLITAIRE RING, set with a diamond of approx. 1.80 ct. The shoulders of part openwork design accentuated with diamonds. Size J 1/2. 3.7 grams.See Sold Price
Sold2020Platinum Diamond Solitaire Ringapproximately 1.2 ct center diamond and two side diamonds with matching platinum wedding band ring size 6 1/4See Sold Price
Sold2024Platinum Diamond Solitaire RingPlatinum Diamond Solitaire Ring. Approx. 1.3 cts I-J color SI2-SI3; ring size 5.5; 2.26 dwts.See Sold Price
Sold2016Estate Antique Platinum & Diamond Solitaire RingEstate Antique Platinum & Diamond Solitaire Ring. Engagement ring. Having a chased work shank. Apparently unmarked. Round cut white diamond. Ring size 5.25, can be resized. Weighs approximately 2.3 grSee Sold Price
2023Antique Platinum Diamond Solitaire Ringplatinum diamond ring, 1918, old European cut diamond weighing approx. .70 ct, with six round diamonds on the shoulders, near colorless, slightly included, size 6.75, 2.8 DWTSee Sold Price
Sold2023Antique Platinum Diamond Solitaire Ringplatinum diamond ring, 1918, old European cut diamond weighing approx. .70 ct, with six round diamonds on the shoulders, near colorless, slightly included, size 6.75, 2.8 DWTSee Sold Price
Sold202218k Gold and Platinum Diamond Solitaire Ringapproximately .70 ct center diamond set with 12 side diamonds in an 18k gold setting with platinum band ring size 8 1/2, weight is 4.6 dwt grossSee Sold Price
Sold2017Platinum diamond solitaire ringPlatinum three-quarter carat diamond solitaire ring.See Sold Price
Sold2021Art Deco Platinum Diamond Solitaire RingArt Deco platinum diamond solitaire ring with milgrain detail.Platinum2.3 dwt (inclusive of all materials)Size: 6.75 Stones: Diamond(1) Round Brilliant CutColor: G - HClarity: VS1 - VS2Stone MeasuremeSee Sold Price
Sold2017Ladies Platinum Diamond Solitaire RingSize 7, with full-cut round side diamonds, Center stone Approximately .45 CT. Nice clear diamond, no visible inclusions. total weight: 1.7 dwt. Keywords: Estate, Vintage, Engagement, WeddingSee Sold Price
Sold2021Antique Art Deco Platinum & Diamond Solitaire RingAntique Art Deco Platinum & Diamond Solitaire Ring. Acid tests for platinum. Approximately ring size 7.75, can be resized. Set with an approximately .40 carat diamonds.See Sold Price
Sold202118K & PLATINUM DIAMOND SOLITAIRE RINGset with a round diamond approx. 0.45 carats (in our opinion: J-K color, SI2 clarity, however not guaranteed), in yellow gold with platinum floral and scroll setting, stamped ‘18CT PLAT’, size 6,See Sold Price
Sold2016PLATINUM & DIAMOND SOLITAIRE RINGPLATINUM & DIAMOND SOLITAIRE RING:A lady's diamond ring set in platinum. For a high resolution photo CLICK HERESee Sold Price
Sold201818ct Yellow gold and platinum diamond solitaire ring18ct Yellow gold and platinum diamond solitaire ringSee Sold Price
Sold2018A FINE ANTIQUE PLATINUM AND DIAMOND SOLITAIRE RING ofA FINE ANTIQUE PLATINUM AND DIAMOND SOLITAIRE RING of approx 3.8cts.See Sold Price
Sold2022A platinum and diamond solitaire ring, Tiffany & Co.A platinum and diamond solitaire ring, Tiffany & Co. centering an old European-cut diamond weighing approximately 2.60 carats, accented by old European-cut diamonds, mounted in platinum. Stamped TiffaSee Sold Price
Sold2022Vintage Platinum and Diamond Solitaire RingOld mine cut diamond center stone measuring 9.5mm - 9.75mm in diameter (VERY chipped/off-color), shank stamped and tested 90% platinum composition, size 6.25, 4.5 grams total weight.See Sold Price
Sold2023Platinum 1.35Ct Diamond Solitaire RingMarked 100 IRID 800 PLAT. SIze 5.75. Appraisal attached H 1 W .76 D .3 Weight 5.08 Grams TWSee Sold Price
SoldA PLATINUM AND DIAMOND SOLITAIRE RINGA PLATINUM AND DIAMOND SOLITAIRE RING • Platinum • 1 round diamond weighing approximately 1.40 carats • Size 7 1/4 • Estimated gross weight: 3.90 grams Footnotes: OVERALL CONDSee Sold Price
Sold2023Platinum and diamond solitaire ring .30ct, size 6Platinum and diamond solitaire ring .30ct, size 6See Sold Price
Nov 03Modern Jewelry1.27-ct F VS2 GIA Diamond1.27-ct F VS2 GIA Diamond Platinum Solitaire RING Estate Jewelry Platinum$14,500
Oct 29Modern JewelryTiffany & Co. 1.06 CT 18K Gold Platinum Round Diamond Solitaire Engagement Ring$8,200
1818 AuctioneersA platinum princess cut diamond solitaire ring, approx 0.56ct in a tension style mount on a wide£420
1 day LeftPink Lady Auctions LLCHarry Winston Platinum 0.71ct Diamond Solitaire Engagement Ring$5,500