Sold2022A diamond three-stone ringA diamond three-stone ring claw-set with three graduated old round-cut diamonds, stamped 18CT PLAT(Ring size: M)See Sold Price
Sold2017Platinum Old Mine Cut Diamond RingMETAL: Platinum. MEASUREMENTS: Ring size - 7 1/2, ring top is 16mm x 23mm. GEMSTONES: Diamonds - approx. 2.00ctw. TESTED: Plat. WEIGHT: 9.8 grams.Gemstones have not been graded for color and clarity ,See Sold Price
Sold2022A SAPPHIRE AND DIAMOND CLUSTER RINGA SAPPHIRE AND DIAMOND CLUSTER RING an oval-cut sapphire within a fancy milgrain border of old-cut diamonds, to diamond-set shoulders. Estimated total diamond weight 0.70ct, marked 'Plat', ring size MSee Sold Price
Sold2020An old-cut diamond single-stone ring.Estimated diamondAn old-cut diamond single-stone ring.Estimated diamond weight 1.20cts, H-I colour, P2 clarity.Stamped plat.Ring size J1/2. 3.5gms.See Sold Price
Sold2023An Edwardian platinum old-cut diamond floral cluster ring.Estimated total diamond weight 0.90ct, G-HAn Edwardian platinum old-cut diamond floral cluster ring.Estimated total diamond weight 0.90ct, G-H colour, predominantly SI1-P1 clarity. Stamped PLAT. Ring size K. 3.2gms.See Sold Price
Sold2023A black opal, old and single-cut diamond pierced geometric ring.Signed JoAq. Engraved 850 Plat. RingA black opal, old and single-cut diamond pierced geometric ring.Signed JoAq. Engraved 850 Plat. Ring size N. 6.1gms.See Sold Price
Sold2022Diamond, Sapphire and Platinum RingVintage Approx. 1.11 Carat Old European Cut Diamond, .95 Carat TW Caliber Cut Sapphire and Platinum Ring. Center diamond I color, VS2 clarity. Stamped Plat. Ring size 6-1/4. Approx. weight: 4.4 dwt, CSee Sold Price
Sold2018Art Deco 1.30 Carat TW Diamond and Platinum RingArt Deco 1.30 Carat TW Old European Cut Diamond and Platinum Ring. Set in the Center with a 1.05 Carat Old European Cut Diamond H-I color, SI1 clarity. Stamped Plat. Ring size 6. Approx. weight: 3.75See Sold Price
Sold2021Platinum Old Mine Cut Diamond Ruby RingMETAL: Platinum. GEMSTONES: Center diamond - 0.28ct, surrounding diamonds - 0.80ctw. French rubies - 1.00ctw. MEASUREMENTS: Ring size 7 3/4, ring top is 20mm wide. TESTED: Plat. WEIGHT: 4.9 grams.GemsSee Sold Price
Sold2022A diamond single-stone ringA diamond single-stone ring claw-set with an old round-cut diamond, each shoulder set with eight-cut diamonds, to a plain band, unmarked; together with a diamond-set half-eternity ring, stamped PLAT(RSee Sold Price
Sold2023Art Deco Filigree Platinum Diamond RingMETAL: Platinum. GEMSTONES: Old mine cut diamonds. MEASUREMENTS: Ring size 6 3/4, top is 9.6mm. MARKED: 10% Irid Plat. WEIGHT: 3.7 grams.Gemstones have not been graded for color and clarity ,and testeSee Sold Price
Sold2017Antique King & Eisele Edwardian Plat. Diamond Ring.Brand: Signed King & Eisele. Material: Edwardian Platinum.Stone: Approx. 3.01CT old european cut Diamond(color JK clarity VS1). Weight: 4.66 Grams. Ring Size: 7.5. Circa: 1910. Antique.See Sold Price
Sold2023Platinum & 1.44 CTW Diamond RingDESCRIPTION: Vintage platinum (marked 10% Irid Plat) engagement ring set with center Old European cut diamond, approximately 1.16 carat (by formula). Clarity I1, Color H-I. Accented by seven single cuSee Sold Price
Sold2023Platinum & 1.44 CTW Diamond RingDESCRIPTION: Vintage platinum (marked 10% Irid Plat) engagement ring set with center Old European cut diamond, approximately 1.16 carat (by formula). Clarity I1, Color H-I. Accented by seven single cuSee Sold Price
Sold2023An early 20th century platinum old-cut dAn early 20th century platinum old-cut diamond two-stone crossover ring, with asymmetric shoulders, estimated total diamond weight 0.55ct, H-J colour, SI2-P1 clarity, band stamped PLAT, ring size N, 2See Sold Price
Sold2017Karl Faberge 18K & Plat 2.30ct Diamond RingKarl Faberge Antique 2.30ct SI1-SI2/J-K (Pale Yellow to accent the flower petals) Old Mine Cut Diamond, 18K Yellow Gold, Platinum, & Plique-a-Jour Enamel Floral Motif Ring (One of a Kind) - This stunnSee Sold Price
Sold20172ct Diamond Solitaire Plat Ring W/1.5ctw Accents2.00ct VS2-SI1/H-J Old European-Cut Diamond Solitaire & Solid Platinum Ring W/1.50ctw Emerald, Sapphire & Diamond Accents - This ring is made of solid platinum, and has an approximate 2ct old EuropeanSee Sold Price
Sold2022A DIAMOND CLUSTER RINGA DIAMOND CLUSTER RING an old-cut diamond within a milgrain border of diamonds. Estimated principal diamond weight 0.80ct, estimated total diamond weight 1.10ct, marked ‘18CT PLAT’, ring sSee Sold Price
Sold2022A SOLITAIRE DIAMOND RINGA SOLITAIRE DIAMOND RING an old-cut diamond in a claw setting, to fancy engraved shoulders. Estimated diamond weight 0.70ct, marked ‘18CT Plat’, ring size L, 2.5 gramsSee Sold Price
Sold2023An amethyst and seed pearl pendant with hallmarks for 9ct gold, measuring 50mm in length, a diamondAn amethyst and seed pearl pendant with hallmarks for 9ct gold, measuring 50mm in length, a diamond ring, the old cut diamond with an estimated weight of 0.05ct, stamped '18ct plat', ring size K, andSee Sold Price
Sold2022ART DECO, DIAMOND RINGART DECO, DIAMOND RING Containing 15 old European and old mine cut diamonds weighing approximately 3.00 carats total. Mounted in platinum. Ring size 6. Stamp: Ca(obscured) PLAT. Gross weight: 4.35 dwtSee Sold Price
Sold2018Art Deco French 18K Plat 3.48 CTW Ruby & Diamond RingEstate Antique Art Deco French 18K & Platinum 3.48 CTW Burmese Ruby & Diamond Ring. This is a gorgeous pigeon blood red color Burmese Ruby, flanked by beautiful old European cut diamonds, that gives tSee Sold Price
Sold2021Art Deco Platinum Old Mine Diamond Engagement RingArt Deco platinum engagement ring, with center approx. 1.00ct old mine cut diamond, surrounded with approx. 1.20ctw in side diamonds. Ring size - 5.5, ring top - 15mm x 16mm. Marked: Plat. Weight - 5.See Sold Price
Sold2020Art Deco Platinum Old European Diamond RingMETAL: Platinum. GEMSTONES: Center old European cut diamond approx. 0.79ct, side diamonds approx. 24 stones. MEASUREMENTS: Ring size 5 1/2, ring top is 10mm wide. TESTED: Plat. WEIGHT: 3.2 grams.GemstSee Sold Price
4 days LeftElmwood'sA SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a round cabochon£300(1 bid)
May 21Sworders Fine Art AuctioneersAn Art Deco style sapphire and diamond target cluster ring,£600(2 bids)
May 23Hannam's Auctioneers LtdAN ANTIQUE GOLD AND OLD CUT DIAMOND RING. S. 3.4 grams. Central diamond 0.6 cm x 0.4 cm.£5