Sold2018platinum diamond ring,A very nice platinum diamond ring, center brilliant cut gem quality diamond wt. approx. 1.75ct (VVS/VS1, K), accented by 4 small diamonds, size 6See Sold Price
Sold2016Edwardian Platinum Diamond Ring MountingDomestic: Free Shipping Item: Edwardian Handmade Estate Platinum Diamond Ring Mounting 42 brilliant cut diamonds, 0.60 ctw Color/Clarity: H color, SI clarity Ring Size: 7.25 Ring Weight: 4.2 gramsSee Sold Price
Sold2016A platinum diamond ring.A platinum diamond ring. The brilliant-cut diamond, raised to the tapered baguette and brilliant-cut diamond sides, and plain band. Estimated total diamond weight 0.45ct. Principal diamond estimated wSee Sold Price
Sold2018A platinum diamond single-stone ring. The brilliant-cutA platinum diamond single-stone ring. The brilliant-cut diamond, with tapered shoulders. Diamond weight 0.33ct, stamped to band, estimated H-I colour, SI clarity. Hallmarks for London. Ring size L1/2.See Sold Price
Sold2017A platinum diamond single-stone ring. The brilliant-cutA platinum diamond single-stone ring. The brilliant-cut diamond, to the asymmetric shoulders. Estimated diamond weight 0.30ct, I-J colour, SI2-P1 clarity. Hallmarks for Birmingham. Ring size N. WeightSee Sold Price
Sold2017A platinum diamond band ring. The brilliant-cutA platinum diamond band ring. The brilliant-cut diamonds, inset at intervals, to the textured band. Estimated total diamond weight 0.30ct. Hallmarks for London, 2003. Ring size N. Weight 5gms.See Sold Price
Sold2017A platinum diamond band ring. The brilliant-cut diamondA platinum diamond band ring. The brilliant-cut diamond line, inset at intervals to the polished band. Hallmarks for Birmingham, 2002. Ring size K1/2. Weight 5.7gms.See Sold Price
Sold2017A platinum diamond single-stone ring. The brilliant-cutA platinum diamond single-stone ring. The brilliant-cut diamond collet, with tapered shoulders. Diamond weight 0.16ct, stamped to band, estimated H-I colour, P1 clarity. Hallmarks for London. Weight 3See Sold Price
Sold2022A PLATINUM DIAMOND RINGA PLATINUM DIAMOND RING a round brilliant-cut diamond to three milgrain diamond-set bands. Estimated principal diamond weight 0.70ct, estimated total diamond weight 1.35ct, hallmarked London 2008, rinSee Sold Price
Sold2016TIFFANY & CO. - a platinum and diamond ring. TheTIFFANY & CO. - a platinum and diamond ring. The brilliant-cut diamond, with graduated similarly-cut diamond line sides. Signed Tiffany & Co. Accompanied by Tiffany & Co. certificate stating the princSee Sold Price
Sold2019A mid 20th century platinum diamond dress ring. TheA mid 20th century platinum diamond dress ring. The brilliant-cut diamond, with similarly-cut diamond tapered cylindrical sides. Estimated total diamond weight 1.50cts, principal diamond estimated I-JSee Sold Price
Sold2018A gentleman's platinum diamond band ring. TheA gentleman's platinum diamond band ring. The brilliant-cut diamond, inset to the plain band. Hallmarks for London, 2005. Ring size R. Weight 10.3gms.See 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
Sold2017"950" PLATINUM & DIAMOND ENGAGEMENT RINGA STAMPED "950" PLATINUM & DIAMOND ENGAGEMENT RING. THE ROUND BRILLIANT CUT DIAMOND HAS A G.I.A. DIAMOND CERTIFICATE THAT STATES THE DIAMOND IS 1.08CTS., I=COLOR, SI2=CLARITY. THIS IDEAL CUT DIAMOND ISee Sold Price
Sold2022A PLATINUM SOLITAIRE DIAMOND RINGA PLATINUM SOLITAIRE DIAMOND RING a round brilliant-cut diamond in a claw setting, to diamond-set shoulders. Estimated principal diamond weight 0.90ct, hallmarked London 2018, ring size M, 4.8 gramsSee Sold Price
Sold2015Platinum Solitaire Diamond Engagement RingLady's Platinum Solitaire Diamond Engagement Ring Round Brilliant Cut Diamond weighs approx. 1.01 cts., I color, SI-2 clarity, Size 6-3/4, 5.5 dwtSee Sold Price
Sold2015A platinum diamond three-stone ring.A platinum diamond three-stone ring. The brilliant-cut diamond line, to the openwork gallery and tapered band. Estimated total diamond weight 1.05cts, H-K colour, SI2-P1 clarity. Hallmarks for BirmingSee Sold Price
Sold2015A platinum diamond three-stone ring.A platinum diamond three-stone ring. The brilliant-cut diamond, with similarly-cut diamond sides to the plain band. Estimated total diamond weight 1.20cts, J-L colour, SI clarity. Hallmarks for BirminSee Sold Price
Sold2015A platinum diamond single-stone ring.A platinum diamond single-stone ring. The brilliant-cut diamond, to the tapered shoulders and plain band. Estimated diamond weight 2.35cts, I-J colour, P3 clarity. Hallmarks for London, 2004. Weight 5See Sold Price
Sold2015A mid 20th century 18ct gold and platinum diamondA mid 20th century 18ct gold and platinum diamond single-stone ring. The brilliant-cut diamond collet, to the tapered shoulders and plain band. Estimated diamond weight 0.45ct, J-K colour, P1. WeightSee Sold Price
Sold2022A PLATINUM DIAMOND THREE STONE RINGA PLATINUM DIAMOND THREE STONE RING graduated round brilliant-cut diamonds in claw settings. Estimated total diamond weight 3.40ct, hallmarked Sheffield (indistinct), ring size O, 6.8 grams Good coSee Sold Price
Sold20202.48 Ct GIA Old European Brilliant Diamond Ring2.48 carat, L, SI2 Old European-cut brilliant platinum diamond ring flanked by six old European cut round diamonds approx: 0.26 ct tw., accompanied by GIA certificate report #2211090686. Ring measuresSee Sold Price
Sold2016A platinum diamond five-stone ring.A platinum diamond five-stone ring. The rectangular brilliant-cut diamond, weighing 1.02cts, with graduated similarly-cut diamond sides, to the plain band. Accompanied by five diamond reports from GIASee Sold Price
Sold2022Art deco platinum 1.19ct. G/VS2 diamond ring w/ GIA reportArt deco platinum diamond ring, center a gem quality brilliant cut diamond wt. 1.19ct in VS 2/ G quality (see GIA report), accented with 4 small gem quality diamonds, wt. 4.6gm, size 6.5See Sold Price
251 Lots AwayHeritage Auctions55252: Diamond, Platinum Ring Stones: Round brilliant-$2,400
2024Heritage Auctions55143: Diamond, Platinum Ring Stones: Round brilliant-See Sold Price
1 day LeftJasper52Vintage 1980's Marquise Diamond Chevron Statement Ring 14K Yellow Gold, 4.78 Gr$1,200