Sold2023A 4.37 CARAT SOLITAIRE DIAMOND RING in platinum, set with an old cut diamond of 4.37 carats accentedA 4.37 CARAT SOLITAIRE DIAMOND RING in platinum, set with an old cut diamond of 4.37 carats accented on each side by a baguette cut diamond, full British hallmarks, size Q1/2 / 8.5, 6.6g. See Sold Price
Sold2022A 2.02 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with an old European brilliant cutA 2.02 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with an old European brilliant cut diamond of 2.02 carats to a tapering band, British hallmarks, size N / 6.75, 5.1g.See Sold Price
Sold2022A 1.00 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamondA 1.00 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamond of 1.00 carats, accented by further round brilliant cut diamonds to the band, British hallmarks for pSee Sold Price
Sold2022A 1.01 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamondA 1.01 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamond of 1.01 carats, the band half set with further round brilliant cut diamonds, partial British hallmarkSee Sold Price
Sold2021A SOLITAIRE DIAMOND RING in platinum, set with an oldA SOLITAIRE DIAMOND RING in platinum, set with an old European cut diamond of 3.80 carats accented by two baguette cut diamonds of 0.32 and 0.31 carats, stamped Plat, size N / 6.5, 6.0g.See Sold Price
Sold2022A SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a central pear shaped brilliant cut diamonA SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a central pear shaped brilliant cut diamond of 1.67 carats, between two smaller pear brilliant cut diamonds of 0.48 and 0.45 carats, accentedSee Sold Price
Sold2020A DIAMOND SOLITAIRE RING in platinum, set with a roundA DIAMOND SOLITAIRE RING in platinum, set with a round cut diamond of 0.53 carats, full British hallmarks, size J / 5, 4.0g. Accompanied by a gemological report from the GIA stating that the diamond iSee Sold Price
Sold2022A SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with a transitional cut diamond ofA SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with a transitional cut diamond of 0.62 carats, with further diamonds to the shoulders, stamped 18ct Plat, size N / 6.5, 2.3g.See Sold Price
Sold2023A SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with an old cut diamond ofA SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with an old cut diamond of approximately 0.67 carats, stamped PLAT, size P1/2 / 7.75, 3.2g.See Sold Price
Sold2021Tiffany & Co. Lucida Diamond Platinum Ring 1.53-carat IClassy Tiffany & Co. diamond engagement ring. Features a beautiful 1.53-carat proprietary Tiffany cut Lucida diamond set in platinum. The diamond comes with a Tiffany Diamond Certificate and a GIA DiaSee Sold Price
Sold2020A SOLITAIRE DIAMOND DRESS RING, EARLY 20TH CENTURY inA SOLITAIRE DIAMOND DRESS RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an old cut diamond of 0.51 carats within a tapering band, stamped 18ct Plat, size K / 5.25, 2.4g.See Sold Price
Sold2024Platinum and 1.04 Carat Diamond Solitaire RingTiffany style setting, marked Platinum. Set with approximately 1.06 carat (by formula) Old European cut diamond. Diamond measurements 6.5mm x 6.5mm x 4.1mm. Clarity SI1, Color J-K. 4.4 grams. Size 6.See Sold Price
Sold202414K Gold & 1.6 Ct Diamond Solitaire RingShank tested 14k gold. Platinum top set with approximately 1.6 carat (by formula) oval cut diamond solitaire. Diamond 8.73mm x 6.89mm x 3.96mm. Clarity I2, Color H-I. Size 6. 4.2 grams.See Sold Price
Sold202414K Gold &; .45 Ct Diamond Solitaire RingMarked 14k yellow gold ring, platinum prong top set with approximately .45 carat round brilliant cut diamond. Clarity SI1, Color H-I. 3.8 grams. Size 7-3/4.See Sold Price
Sold202314K Gold & .45 Ct Diamond Solitaire RingMarked 14k yellow gold ring, platinum prong top set with approximately .45 carat round brilliant cut diamond. Clarity SI1, Color H-I. 3.8 grams. Size 7-3/4.See Sold Price
Sold202314K Gold & 1.7 Ct Diamond Solitaire RingDESCRIPTION: 14k (stamped) white gold Tiffany style engagement ring with platinum six-prong top set with 1.77 carat round brilliant cut diamond. Clarity VS1, Color H-I. MEASUREMENTS: 2.4 grams. Size 5See Sold Price
Sold202314K Gold & 1.27 Ct Diamond Solitaire RingDESCRIPTION: 14k (stamped) yellow gold Tiffany style engagement ring with platinum six-prong top set with 1.27 carat round brilliant cut diamond. Clarity VS1, Color J-K. MEASUREMENTS: 2.8 grams. SizeSee 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
Sold2021A PLATINUM AND DIAMOND INTERLOCKING RING SETA PLATINUM AND DIAMOND INTERLOCKING RING SET Designed as an emerald-cut diamond solitaire ring weighing approximately 1.95 carats, together with two ring guards, set with round brilliant-cut and marquSee 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
Sold2020Art Deco Filigree Platinum 3/4 Carat Diamond RingElegant antique Edwardian or early Art Deco ladies diamond solitaire ring. Crafted of 10% iridium platinum. Filigree design with engraved floral and wheat pattern details. Center set with a transitionSee Sold Price
Sold2023Tiffany 18K Gold & 1.25 Ct Diamond RingDESCRIPTION: 18k yellow gold solitaire setting stamped Tiffany & Co. Platinum top set with 1.25 carat (by formula) round brilliant cut diamond. Clarity VS1, Color G-H. MEASUREMENTS: Diamond 6.71mmSee Sold Price
Sold2023Platinum and Diamond Wedding Ring setIncluding a platinum solitaire-style ring center 6-prong basket set with one Round Brilliant cut Diamond [IVS-1], approximately 0.98 carats, 3.4 grams, size 5-1/2; and a platinum eternity band-style rSee Sold Price
Sold2023Platinum And Diamond Wedding Ring setIncluding a platinum solitaire-style ring center 4-prong basket set with one Round Brilliant cut Diamond [F-G/VS1] approximately .60 carats, accented with two baguette cut Diamonds weighing approximatSee Sold Price
Jun 06Elmwood'sA 1.20 CARAT D COLOUR SOLITAIRE DIAMOND RING in platinum, set east west with an oval brilliant cut£1,500
5 days LeftFederal Assets Auctioneers0.94 ctw Diamond and 0.85 ctw Ruby Platinum Ring (1.53 ctw Diamonds)$1
6 days LeftMiami Auctions & Appraisals LLC Tiffany & Co. GIA Diamond Platinum Solitaire "The Tiffany" Engagment Ring$10,750
4 days LeftElmwood'sA SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of approximately 1.04£1,800
Jun 06Elmwood'sA SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a marquise cut diamond of approximately£3,000
6 days LeftMiami Auctions & Appraisals LLC GIA 3.01cts Round Diamond Platinum Solitaire Engagement Ring$31,250
Jun 23Modern JewelryAntique 2.60 Grams 1.53 Carat Round Brilliant G-I1 Diamond Platinum Wedding Ring$3,800
Jun 02Tremont AuctionsTiffany & Co. platinum 2.01 carat diamond solitaire ring. Round brilliant center cut diamond. 8.00 x$3,000
Jun 23Modern JewelryCARTIER 1.53 Carat Round Brilliant Shape E-VS1 Diamond Platinum Engagement Ring$32,250
3 days LeftPapps Family LiquidationTension Set Solitaire Diamond Engagement Ring in platinum 1.00ctw$500
Jun 01Verma Estate DepartmentCirca 1923 Art Deco 1.83 Carat Diamond Engagement Ring in Platinum$2,300(3 bids)