Sold2022Late Edwardian 18k Platinum Diamond Engagement Ring  Late Edwardian 18k Platinum Weight 2.06g Diamond Approx. 0.40ct I1-H Engagement Ring Size 4.75  Measurements 0.27”x0.66”See Sold Price
Sold2016Art Deco 18k Gold Platinum Diamond Engagement RingMETAL: 18k gold/ platinum. MEASUREMENTS: ring size - 5 1/2, ring top - 5.6mm x 5.6mm. GEMSTONES: Old European cut center diamond - approx. 0.60-0.62ct. Side diamonds approx. 0.09ctw. TESTED: 18k/ platSee Sold Price
Sold2024Tiffany & Co 18k Gold Platinum Diamond Engagement RingMETAL: 18k Gold/Platinum. GEMSTONES: Certified diamond 0.20ct. MEASUREMENTS: Ring size 6. MARKED: Tiffany & Co Au750 Pt950, 32104452 D0.20CT. WEIGHT: 3.1 grams. Comes with Tiffany & Co diamondSee Sold Price
Sold202418k Gold Platinum Diamond Engagement RingMETAL: 18k Gold. GEMSTONES: Center diamond approx. 0.43ct. Surrounding diamonds (few stones are missing). MEASUREMENTS: Ring size 9, top is 7.9mm. TESTED: 18k Plat. WEIGHT: 2.8 grams.Gemstones have noSee Sold Price
Sold2023Tiffany & Co 18k Gold Platinum Diamond Engagement RingMETAL: 18k Gold/Platinum. GEMSTONES: Diamond approx. 0.15ct. MEASUREMENTS: Ring size 6 1/2, top is 4.3mm. MARKED: Tiffany & Co Au750, Pt950. WEIGHT: 2.3 grams.Gemstones have not been graded for coSee Sold Price
Sold201918k Gold Platinum Diamond Engagement Ring MountingMetal Content: 18k Gold, Platinum.Weight of Item: 7.5 grams.Size: 6, center designed to fit stone about 8mm x 4.8mm.Gemstone: Diamonds.Carat Weight: 0.25ctw. Stamp: 18k, 750, pt900.See Sold Price
Sold201818k Gold Platinum Diamond Engagement Ring SettingMETAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size - 8.5, ring top - 10.7mm. Center will fit approx. 6.4mm in diameter stone. GEMSTONES: Side rose cut diamonds. TESTED: 18k/ plat. WEIGHT: 3.1 grams.GeSee Sold Price
Sold201918K Gold Platinum Diamond Engagement Ring MountingMETAL: 18k Gold, Platinum. GEMSTONES: Diamonds approx. 0.28ctw. Center of the ring will keep approx. 4mm to 6.5mm stone. MEASUREMENTS: Ring size 8 3/4, ring band is 3mm wide. MARKED: Plat Maker'sSee Sold Price
Sold202418k Gold Platinum Diamond Emerald Engagement RingMetal : 18k Gold/ Platinum Designer : Not Signed Gemstone : Center marquise diamond approx. 0.75ct SI2/H-I, Emeralds, Diamonds. Measurements : Ring size 7, top is 14.5mm x 8.5mm. Marked:See Sold Price
Sold2023Edwardian Platinum & Diamond Engagement RingEdwardian Platinum & Diamond Engagement Ring, containing one Old European cut round diamond, weight approx. 1ct, ring size 7, used.See Sold Price
Sold2023Art Deco 18k Gold and Platinum Diamond Engagement RingArt Deco 18k Gold and Platinum Diamond Engagement Ring Description This lovely handmade ring features 5 old European cut diamonds of H-VS1 quality that weigh 0.35ctw. Handmade in 18k gold and platinumSee Sold Price
Sold2020Edwardian Platinum Diamond Engagement RingEdwardian Platinum Diamond Engagement Ring Description Composition: platinum Period: Edwardian (1901-1920) 1 old mine cut diamond J-VVS1 0.60ctw. Ring size: 7 ¾ Ring face: 8mm by 12mm by 7mm Total weSee Sold Price
Sold2023Platinum 18K Diamond Engagement Ring, Guard RingA Platinum Diamond Engagement Ring with 18K White Gold Diamond Ring Guard by Jabel. The engagement ring has 4.9mm x 2.9mm = approx.. .44pts center diamond Gross diamond weight is approx. .68pts t.w. GSee Sold Price
Sold2022Platinum 18k Emerald Diamond Engagement RingPlatinum 18k Weight Emerald Approx. 1.02ct Diamond Approx. 0.80ct Engagement Ring Size 7.25 Measurements 0.25”x0.75”See Sold Price
Sold2021Platinum 18K Gold Diamond Engagement Ring MountingMETAL: Platinum/18k Gold. GEMSTONES: Pink and white diamonds approx. 201 stones (one is missing). Center of the ring will keep approx. 8mm x 7.5mm stone (missing prongs). MEASUREMENTS: Ring size 6 1/2See Sold Price
Sold2016Platinum 18K Gold Diamond Engagement Ring MountingMETAL: platinum, 18k gold. GEMSTONES: diamonds. MEASUREMENTS: ring size 5. Ring center will keep approx. 6.8mm x6.8mm stone. MARKED: 18K 750 PT 900.WEIGHT: 8.2 grams. Gemstones have not been graded foSee Sold Price
Sold2023Antique Platinum Diamond Engagement Ring 18K Princess Cut BandAn 18K Yellow Gold Wedding Band with 8 Channel Set Princess Cut Diamonds. Band measures 4mm wide, .80pts t.w. VS clarity, H-I-J color Hallmarked 18K, gross weight 2.85dwt The platinum engagement ringSee Sold Price
Sold2024Antique Platinum Diamond Engagement Ring 18K Princess Cut BandAn 18K Yellow Gold Wedding Band with 8 Channel Set Princess Cut Diamonds. Band measures 4mm wide, .80pts t.w. VS clarity, H-I-J color Hallmarked 18K, gross weight 2.85dwt The platinum engagement ringSee Sold Price
Sold2022Edwardian, Diamond and platinum engagement ringEdwardian Diamond and platinum engagement ring Set with an old European-cut diamond weighing approx. 1.95 cts and single-cut diamonds; 1910s Platinum Ring size 6.50; Gross weight 2.1 dwts Sold with boSee Sold Price
Sold2015LATE EDWARDIAN DIAMOND 18K WHITE GOLD ENGAGEMENT RINGOEC diamond, approx. .55 ct. prong set in diamond shaped millegrained frame, filigreed shoulders, gallery, ca. 1920. Stamped "White Rose". Size 6. 2.3 dwt.See Sold Price
Sold2021Art Deco 18k gold and Platinum Diamond RingArt Deco 18k gold and Platinum Diamond Ring Description Art Deco engagement ring centering one synthetic oval cut emerald that weighs 3ctw approx. within a frame of 0.20ctw of 16 rose cut diamonds ofSee Sold Price
Sold202040PT DIAMOND PLATINUM RING ENGAGEMENT ANTIQUEANTIQUE EDWARDIAN PLATINUM DIAMOND 30 POINT I1 DIAMOND ENGAGEMENT RING. PLUS 8 ACCENT DIAMONDS. SIZE 5 1/2. WEIGHS 2.2 GRAMS. MARKED 10% IRID PLAT. USA SHIPPING $5.See Sold Price
Sold2022Art Deco 18k & Platinum Diamond Engagement Ring Art Deco 18k Yellow Gold & Platinum Weight 4.26gr European Cut Diamond Approx 1.5ct Vs1 L Single Shoulder Approx 0.2ct TW Approx 1.7ct Measurement 0.42”x0.8” Engagement Ring 6See Sold Price
Sold2022Edwardian Platinum 18K Rose Gold Diamond Pearl RingThis is a superbly crafted ladies ring dating to the Edwardian era of the early 20th century. Rendered in fine 18K rose gold, the ring features Old European cut diamonds set in platinum. Accented withSee Sold Price
5 days LeftSeized Assets AuctioneersAntique Edwardian 18k Gold Platinum European Diamond w/ Accents Engagement Ring$1
6 days LeftFederal Assets AuctioneersAntique Edwardian 18K Gold Platinum 0.90 ctw Diamond Wavy Accents Engagement Rin$1
Oct 29Modern JewelryTiffany & Co. 1.06 CT 18K Gold Platinum Round Diamond Solitaire Engagement Ring$8,200
2 days LeftMiami Auctions & Appraisals LLC TACORI THREE STONE GIA YELLOW DIAMOND HEART PLATINUM 18K ENGAGEMENT RING$4,300
Oct 04Mynt AuctionsTiffany & Co. Soleste Yellow Diamond Engagement Ring in 18k Gold & Platinum 1.98$5
Oct 27Modern JewelryTiffany & Co.. 1.00 Carat F-VS1 Diamond 18k White Platinum Engagement Ring$17,750
3 hrs LeftMynt AuctionsOval 1.70 Diamond Engagement Ring in 18k Gold/Platinum GIA G SI2 1/3 Ctw Sides$5(1 bid)
Oct 04Mynt Auctions3 carat Radiant Cut Diamond Fancy Intense Yellow GIA With Two Side Trapezoids Three Stone Ring$5