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
Sold2022JOHN DONALD: DIAMOND SINGLE-STONE RING AND DIAMOND-SET DRESS RING, (2)JOHN DONALD: DIAMOND SINGLE-STONE RING AND DIAMOND-SET DRESS RING, 1990-2002 1st: Set with a pear-shaped diamond, between openwork abstract shoulders, mounted in 18 carat gold, 2nd: Of openwork bomb&#See Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING Set with a brilliant-cut diamond, diamond approx. 1.25cts, ring size approx. O, cased by John Bull & Co., BedfordSee 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
Sold2022A single stone diamond ring18k white gold Centers one old European-cut diamond gauged at 4.74mm x 4.72mm x 2.68mm weighing approximately 0.38ct. and graded J-K color and SI clarity finished with filigree and engraved shouldersSee Sold Price
Sold2022AN 18CT WHITE GOLD AND DIAMOND RING with a central single stone flanked by small diamond clustersAN 18CT WHITE GOLD AND DIAMOND RING with a central single stone flanked by small diamond clusters and two rows of diamondsSee Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The step-cut diamond, weighing 6.30 carats, ring size J Footnotes: Accompanied by a report from GIA stating that the diamond is G colour, SI1 clarity. Report number 22255108See Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The old brilliant-cut diamond, weighing 10.74 carats, in an 18 carat white and yellow gold setting, London hallmark, ring size PSee Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 5.36 carats, within a six-claw setting, ring size M Footnotes: Accompanied by a report from GIA stating that the diamond is F colour, SI2See Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 5.73 carats, in a brushed mount, ring size M Footnotes: Accompanied by a report from GIA stating that the diamond is I colour, SI1 claritySee Sold Price
Sold2022DIAMOND SINGLE-STONE RING, CIRCA 1950DIAMOND SINGLE-STONE RING, CIRCA 1950 The step-cut diamond, weighing 5.64 carats, between bifurcated shoulders set with baguette and single-cut diamonds, ring size M Footnotes: Accompanied by a reportSee Sold Price
Sold2022DIAMOND SINGLE-STONE RING, MID 20TH CENTURYDIAMOND SINGLE-STONE RING, MID 20TH CENTURY The fancy octagonal-cut diamond, weighing 8.25 carats, in a raised setting, the shoulders and quatrefoil gallery set with old brilliant and single-cut diamoSee Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 3.94 carats, between scrolling shoulders set with baguette-cut diamonds, ring size Q Footnotes: Accompanied by a report from HRD stating tSee Sold Price
Sold2022AN IMPORTANT DIAMOND SINGLE-STONE RING The old European-cut diamond weighing 6.94cts within aAN IMPORTANT DIAMOND SINGLE-STONE RING The old European-cut diamond weighing 6.94cts within a four-claw setting, to a plain hoop, ring size O Accompanied by a report from the GIA laboratory in AmericaSee Sold Price
Sold2022DIAMOND SINGLE-STONE RING,DIAMOND SINGLE-STONE RING, 1884 The cushion-shaped diamond, mounted in 18 carat gold, diamond approx. 4.90cts, UK hallmark, ring size approx. P (leading edge) For further information on this lot pleasSee Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 6.02 carats, ring size O½See Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 4.11 carats, ring size M Footnotes: Accompanied by a report from GIA stating that the diamond is K colour, SI1 clarity. Report number 2191See Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 4.67cts, in a six-claw setting, size NSee Sold Price
Sold2015A diamond single-stone ring.A diamond single-stone ring. The rectangular-shape diamond, weighing 4.73cts, to the tapered shoulders and plain band. Accompanied by report number 20022002, dated 11th February 2015, from AnchorCert,See Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING Set with a step-cut diamond, weighing 7.01 carats, between brilliant-cut diamond shoulders, ring size approx. G (sizing spring)See Sold Price
Sold2022An early 20th century diamond single-stone ringAn early 20th century diamond single-stone ring The old brilliant-cut diamond, weighing 4.03 carats, between tapered single-cut diamond three-stone shoulders, French assay marks(Ring size: N)See Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 4.93 carats, ring size P This lot is subject to the following lot symbols: Ω Ω VAT on imported items at the prevailing rate onSee Sold Price
Sold2021DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING Set with a brilliant-cut diamond, weighing 3.76cts, ring size approx. P, cased by F.J. Cornfield Ltd., 8 North End Road, Golders Green, also at The Broadway, Mill HillSee Sold Price
Sold2022DIAMOND SINGLE-STONE RINGDIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 2.20 carats, between princess-cut diamond shoulders, ring size approx. O Footnotes: Accompanied by a report from The Gem Testing LaboratoSee Sold Price
3 days LeftAdam's AuctioneersAN IMPRESSIVE DIAMOND SINGLE-STONE RING The brilliant-cut diamond weighing 12.58cts within a six-cl€2,800(1 bid)
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING The central old European-cut diamond weighing approximately 3.70cts wit€0
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING The brilliant-cut diamond weighing approximately 2.60cts within a six-€0
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING, BY BOODLES The brilliant-cut diamond weighing 2.08cts, within a four-c€0
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING The old brilliant-cut diamond weighing approximately 1.50ct, within a s€0
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING The brilliant-cut diamond within a six-claw setting, to a plain hoop, m€0
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING The brilliant-cut diamond weighing approximately 3.50cts, within a six-€0(1 bid)
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING The central brilliant-cut diamond weighing approximately 1.50ct, within€0(1 bid)
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING The European-cut diamond weighing approximately 3.10cts, within a six-c€0
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING, CIRCA 1960 The European-cut diamond weighing approximately 1.75cts wit€0
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING The princess-cut diamond weighing 1.59cts within a four-claw setting, m€0
3 days LeftAdam's AuctioneersA DIAMOND SINGLE-STONE RING, CIRCA 1960 The brilliant-cut diamond weighing approximately 1.10ct, wi€0