Sold2015A platinum diamond single-stone ring.A platinum diamond single-stone ring. The square-shape diamond, to the tapered shoulders and plain band. Estimated diamond weight 0.40ct, I-J colour, SI clarity. Hallmarks for Birmingham, 2001. WeightSee 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
Sold2017(1345) A platinum diamond single-stone ring. The(1345) A platinum diamond single-stone ring. The square-shape diamond, with tapered shoulders. Diamond weight 0.47ct, stamped to band, estimated K-L colour, SI2-P1 clarity. Hallmarks for London. RingSee Sold Price
Sold2016A platinum diamond single-stone ring. TheA platinum diamond single-stone ring. The rectangular-shape diamond, with tapered shoulders. Diamond weight 0.40ct, stamped to band, estimated I-J colour, SI clarity. Hallmarks for London, 2006. RingSee 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. Of bi-colourA platinum diamond single-stone ring. Of bi-colour design, the brilliant-cut diamond, with bar sides and tapered band. Diamond weight 0.33ct, H-I colour, P1 clarity. Hallmarks for London. Ring size O.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
Sold2016A platinum diamond single-stone ring. TheA platinum diamond single-stone ring. The rectangular-shape diamond, to the knife-edge sides and plain band. Diamond weight 0.34ct, stamped to band, estimated K-L colour, P1 clarity. Hallmarks for BirSee Sold Price
Sold2016A platinum diamond single-stone ring. The square-shapeA platinum diamond single-stone ring. The square-shape diamond, with tapered band. Estimated diamond weight 0.25ct, H-I colour, SI clarity. Hallmarks for Birmingham. Ring size K 1/2. Weight 2,9gms. OvSee 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
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
Sold2016A mid 20th century 18ct gold and platinum diamondA mid 20th century 18ct gold and platinum diamond single-stone ring. Of bi-colour design, the brilliant-cut diamond, with tapered shoulders and single-cut diamond accents. Principal diamond estimatedSee Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING Set with a cushion-shaped diamond, between bifurcated brilliant-cut diamond-set shoulders, mounted in platinum, maker's mark, London hallmark, ring size approx. O Footnotes:See Sold Price
Sold2022DE BEERS: DIAMOND SINGLE-STONE RINGDE BEERS: DIAMOND SINGLE-STONE RING Set with a brilliant-cut diamond, weighing 1.26 carats, mounted in platinum, signed De Beers, numbered C93092, partial UK hallmark, ring size approx. I½, makerSee Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING Set with a brilliant-cut diamond weighing 1.50 carats, mounted in platinum, maker's mark DOM, European convention mark, partial UK hallmark, ring size approx. O Footnotes: AcSee Sold Price
Sold2022A DIAMOND SINGLE-STONE RING, BY BULGARI The central brilliant-cut diamond weighing 0.79ct within aA DIAMOND SINGLE-STONE RING, BY BULGARI The central brilliant-cut diamond weighing 0.79ct within a four-claw setting, to a gallery pavé-set with similarly-cut diamonds, mounted in platinum, signeSee Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING Set with a brilliant-cut diamond, mounted in platinum, diamond approx. 1.00ct, London hallmark, ring size approx. H½ For further information on this lot please visit BoSee Sold Price
Sold2022JOHN DONALD: DIAMOND SINGLE-STONE RING,JOHN DONALD: DIAMOND SINGLE-STONE RING, 2003 Set with a brilliant-cut diamond, mounted in platinum, diamond approx. 1.00ct, maker's mark JAD, London hallmark, ring size approx. M Footnotes: From a PriSee Sold Price
Sold2022A diamond single-stone ringA diamond single-stone ring claw-set with a round brilliant-cut diamond, to a plain band, mounted in platinum; together with a baguette and round brilliant-cut diamond half-eternity ring, mounted in pSee Sold Price
Sold2022A diamond single-stone ringA diamond single-stone ring claw-set with a cut-cornered square modified brilliant-cut diamond, to a plain band, mounted in platinum; with GIA later inscription number 6107374369, stating that the diaSee Sold Price
Sold2016A platinum and 18ct gold diamond five-stone ring,A platinum and 18ct gold diamond five-stone ring, together with a 9ct gold diamond single-stone ring. The first set with single-cut diamonds, the second set with a brilliant-cut diamond. Estimated totSee Sold Price
Sold2022Two 18ct gold & platinum diamond rings: Gross weight 4.1g. Single stone approx. 20 points or 1/5thTwo 18ct gold & platinum diamond rings: Gross weight 4.1g. Single stone approx. 20 points or 1/5th carat with diamond chip shoulders, ring size O. The 3 stone size K largest stone under 10 points (2)See Sold Price
Sold2016Platinum Setting w/ DiamondsPlatinum setting for a single stone ring accented by six diamonds; weighs approximately .15 ozt; in Good condition.See Sold Price
Sold2017A LOVELY SINGLE STONE DIAMOND RING, 1.65CTS, set inA LOVELY SINGLE STONE DIAMOND RING, 1.65CTS, set in platinum.See Sold Price
5 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING Set with an old-cut cushion-shaped diamond weighing approximately€750
284 Lots AwaySworders Fine Art AuctioneersAn Art Deco diamond ring and a diamond three stone ring,ÂŁ200
Nov 03Modern Jewelry1.27-ct F VS2 GIA Diamond1.27-ct F VS2 GIA Diamond Platinum Solitaire RING Estate Jewelry PlatinumUS$14,500
Oct 29Modern JewelryVintage Platinum Diamond Engagement Ring - 0.41 Carat With Single Cut DiamondsUS$1,425