A diamond single-stone hinged bangle.Estimated diamond

A 14K yellow gold single hinged bangle bracelet in bypass design featuring three dazzling bezel set diamond center stones each weighing approximately .18ct, surrounded on top and bottom by twenty-six

A 14K yellow gold single-hinged bangle bracelet featuring a 6mm x 9mm x 3.25mm emerald cut blue topaz stone accented on two sides with three round white diamonds (six total). This bracelet has an inte

An old-cut diamond single-stone ring.Estimated diamond weight 2cts, tinted colour, P2 clarity.French assay mark. Ring size M1/2. 3.7gms.

An old-cut diamond single-stone ring.Estimated diamond weight 1.20cts, H-I colour, P2 clarity.Stamped plat.Ring size J1/2. 3.5gms.

A rose-cut diamond single-stone ring.Rose-cut diamond estimated I-J colour, VS2-SI1 clarity.Stamped 585.Ring size N1/2. 2.2gms.

An 18ct gold rectangular-shape diamond single-stone ring.Diamond weight 5.76cts, estimated tinted 'light yellowish brown' colour, SI2-P1 clarity.Hallmarks for London, 2011. Ring size M. 5.1gms.

A mid Victorian 18ct gold old-cut diamond single-stone ring.Diamond estimated weight 0.90ct, based on estimated dimensions of 8.9 by 7.7 by 2.1mms, estimated I-J colour, P1 clarity.Hallmarks for Birmi

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

A SINGLE STONE DIAMOND RING LONDON 1982The step cut diamond with canted corners weighing 5.99 carats, in four claw settings, AJR Studio Ltd maker's mark and later signed BoucheronSize/dimensions: fing

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

PAIR OF DIAMOND SINGLE-STONE EARSTUDS Each brilliant-cut diamond, weighing 3.05 and 3.06 carats respectively

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 BAR BROOCH Set with an old cushion-shaped diamond, weighing 4.30 carats, length 5.5cm

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

SINGLE STONE DIAMOND RING The Asscher-cut diamond, weighing 4.59cts, in a four-claw setting, ring size S

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,