Sold2016Platinum 3ct Star Ruby 1.50ctw Diamond RingRing size - 6 1/2, ring top is 15mm in diameter. Decorated with an approx. 3ct star ruby cabochon in the center, surrounded with approx. 1.50ctw in diamonds. Marked: 10% irid plat. Weight - 10.8 gramsSee Sold Price
Sold2020Platinum Diamond 3ct Sapphire RingMetal Content: Platinum.Weight of Item: 6.6 grams.Size: Ring size 6, ring top -12.8mm at widest point.Gemstone: Diamonds. Sapphire approx. 3.00ct.Carat Weight: approx. 0.36ctw.Stamp: Pt900, 3.00, D 0.See Sold Price
Sold202114k Platinum Diamond Rosetta Ring 14k Yellow Gold Platinum Weight 5.6g Diamond Approx. 3ct Rosetta Ring Size 6 Measurements 0.57”x0.74”See Sold Price
Sold20211920s Gold & Platinum Emerald Diamond Ring1920s Gold & Platinum Weight 3.3gr Emerald Approx. 0.3ct European Cut Diamond Approx. 2ct Ring Size 7.5 Measurements 0.73Óx0.8ÓSee Sold Price
Sold2022Art Deco Platinum Ruby Diamond Ring Art Deco Platinum Weight 10.73gr Measurement 0.8”x0.8” Ruby 5ct Diamond Approx 3ct Vs1 H Ring Size 6.5See Sold Price
Sold2023950 PLATINUM & 4.26CTW DIAMOND RING, SIZE 4950 Platinum ring set with a 3ct oval cut diamond center stone and two 0.6ctw baguette diamonds and six 0.66ctw round cut diamonds. Ring size 4. Stamped PT 950. Approx. weight 6.6 grams. Diamond testiSee Sold Price
Sold2022Art Deco Platinum Saphire Diamond Ring Art Deco Platinum Weight 3.73gr Measurement 0.6”x0.75” Sapphire Approx 2.2ct Diamond Approx 0.3ct  Ring Size 7.5See Sold Price
Sold2022Art Deco Engagement Platinum Diamond Ring Art Deco Engagement Platinum Weight 3.43gr Measurement 0.33”x0.84” Diamond 0.3ct Vs1 H Ring Size 9 See Sold Price
Sold2021Art Deco 18K PT Sapphire Diamond RingArt Deco 18K Yellow GoldÊ Platinum Weight 3.3gr Sapphire ApproxÊ 0.15ct Diamond Approx 0.3ct Ring Size 7.5 MeasurementÊ 0.72ÓX0.8ÓSee Sold Price
Sold2022Platinum diamond ring set 7 large brilliant cut diamonds: Total carat weight of diamonds 2.3ct, eachPlatinum diamond ring set 7 large brilliant cut diamonds: Total carat weight of diamonds 2.3ct, each stone measuring 4.46mm wide. Gross weight 10.1g, UK ring size M.See Sold Price
Sold2021Antique Emerald and Diamond Ring c.1948Metal: Platinum Weight: 5.6 Grams Stone: Colombian Emerald, Diamond Carat: 3ct (emerald), 0.20ctw (diamond) Size: 5 Features a emerald cut Colombian Emerald with round cut Diamond accents and an inscrSee Sold Price
Sold2020TIFFANY & CO. Platinum Diamond Sapphire RingTIFFANY & CO. Platinum Weight 4.6gr Diamond 0.3ct Blue Sapphire 0.4ct Measurements 0.8"x0.15" Band Ring Size 6See Sold Price
Sold2021Platinum Diamond Sapphire Round Cluster RingPlatinum Weight 12.4g Diamond Approx. 3ct Sapphire Approx. 0.60ct Round Cluster Ring Size 7 Measurements 0.79”x0.79”See Sold Price
Sold2022Art Deco Platinum & 18k Diamond Emerald RingArt Deco Weight 11.3g Platinum & 18k  Diamond Approx. 0.3ct Emerald Approx. 0,8ct Ring Size 10 Measurements 0.33”x0.87”See Sold Price
Sold2022Art Deco Platinum Emerald Diamond RingArt Deco Platinum Weight 4.44gr Measurements 0.4”x0.72” Emerald Approx 2ct Diamond Approx 0.3ct Vs1 H Ring Size 6.5See Sold Price
Sold2017Platinum 4.3ct Ruby Diamond RingMETAL: Platinum. MEASUREMENTS: Ring size - 6, ring top is 12mm in diameter. GEMSTONES: Ruby - approx. 4.3ct by formula, diamonds approx. 0.45ctw. MARKED: irid. plat. WEIGHT: 9.5 grams.Gemstones have nSee Sold Price
Sold2020Platinum Sapphire Diamond RingPlatinum Weight 3.6gr Sapphire Approx 0.75ct Diamond Approx 0.3ct Measurement 0.33”x0.7” Ring Size 7.75See Sold Price
Sold2022Art Deco Platinum Diamond Sapphire RingArt Deco Platinum Weight 11.28gr Measurements 0.68”x0.78” Diamond Approx 2.08ct Vs1 Center Cabochon Sapphire Approx 2.5ct top and Bottom Approx 0.5ct TW 3ct Ring 6.5See Sold Price
Sold2022Platinum & Gold  Diamond Amethyst RingPlatinum & Gold Weight 10.52g Diamond Approx 0.3ct Amethyst Approx. 20ct Ring Size 6.5 Measurements 0.68”x0.9”See Sold Price
Sold2021Platinum and Diamond Eternity RingAn Eternity ring composed of a platinum foundation encrusted with diamond amounting to approx. .3ct Total. Total Weight: 1 dwt (1.4 Grams) CIRCA: 20th Cent. ORIGIN: USA DIMENSIONS: Ring Size:5 CONDITISee Sold Price
Sold2022Platinum Ruby Diamond Ring Platinum Weight 8.15 Measurements 1.2”x7.5” Diamond Approx 3ct Vs1 H Rubies Approx 1ct Ring Size 6.5See Sold Price
Sold2021Platinum Diamond Sapphire Halo RingPlatinum Weight 3.9g Diamond Approx. 0.3ct  Sapphire Approx. 0.2ct Halo Ring Size 7.25 Measurements 0.4”x0.75”See Sold Price
Sold2016A Platinum and Aquamarine Ring,A Platinum and Aquamarine Ring, Set with an aquamarine stone weighing approx. 3ct. Also set with four diamond baguettes, approx. 0.05-0.08pt. Total weight: 3 dwt. Ring size: 5 1/2.See Sold Price
Sold2021PLATINUM & DIAMOND RINGcentering one round brilliant cut diamond [I/SI1] weighing 5.72 carats, with GIA report no. 5212392624; and two pear shape brilliant cut diamonds [H/VS] weighing approximately 0.56 and 0.57 carats eacSee Sold Price
4 days LeftRiverside GalleriesPlatinum Setting with 14.3ct Sapphire and 0.56ct Diamond Ladies Ring$50
Jun 02Tremont AuctionsPlatinum emerald and diamond mounted ring. Sugarloaf emerald with good color and transparency$500(1 bid)
6 days LeftVerma Estate DepartmentCirca 1925 Art Deco Orange Blossom Platinum Diamond Ring, 0.79ctw diamonds$225(4 bids)
![PLATINUM & DIAMOND RING: centering one round brilliant cut diamond [I/SI1] weighing 5.72 carats, with GIA report no. 5212392624; and two pear shape brilliant cut diamonds [H/VS] weighing approximately 0.56 and 0.57 carats eac](https://p1.liveauctioneers.com/1285/193652/97603448_1_x.jpg?height=310&quality=70&version=1612484133)
