A 1940s diamond single-stone ring

A 1940s diamond single-stone ring claw-set with a round-cut diamond, each shoulder set with a tapered baguette-cut diamond, to a plain band(Ring size: M/N)

A 1940s diamond single-stone ring set with a square French-cut diamond, each shoulder set with two French-cut diamonds, to a plain shank, stamped PLAT(Ring size: K)

A 1930S/1940S DIAMOND SINGLE STONE RINGThe central diamond weighing 1.58 carats in an eight cut diamond millegrained foliate surround, to pierced diamond set shoulders with scrolled foliate shankSize/

Asymmetrical retro ring (from 1940s) made of 14K Pink Gold set with 5 Baguette Cut Ruby stones and an Invisible setting, as well as with three small Single Cut diamonds (apparently the diamonds are se

DIAMOND 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 22255108

DIAMOND 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 P

DIAMOND 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, SI2

DIAMOND 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 clarity

DIAMOND 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 report

DIAMOND 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 diamo

DIAMOND 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 t

AN 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 America

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 pleas

DIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 6.02 carats, ring size O½

DIAMOND 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 2191

DIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 4.67cts, in a six-claw setting, size N

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,

DIAMOND SINGLE-STONE RING Set with a step-cut diamond, weighing 7.01 carats, between brilliant-cut diamond shoulders, ring size approx. G (sizing spring)

An 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)

DIAMOND 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 on

DIAMOND 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 Hill

DIAMOND 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 Laborato

DIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 2.78 carats, ring size M

An 18ct gold diamond single-stone ring. The rectangular-shape diamond, to the tapered shoulders and plain band. Estimated total diamond weight 5-5.25cts, K-L colour, P1 clarity. Hallmarks for Birmingh