A diamond cluster ring, the central cushion cut diamond

A diamond cluster ring, the central cushion cut diamond estimated to weigh 0.88 carats, within a surround of old brilliant cut diamonds, to trifurcated shoulders, finger size K 1/2

IMPORTANT CERTIFICATED 4.18 CT. BURMA BLUE SAPPHIRE AND DIAMOND CLUSTER RING, set with a central cushion cut blue sapphire of 4.18 ct. surrounded by diamonds. Size M. 4 grams. Accompanied by GCS Londo

DIAMOND AND SAPPHIRE CLUSTER RING, EARLY 20TH CENTURY The central cushion-shaped diamond, weighing 1.65 carats, within borders of calibré-cut sapphires and single-cut diamonds, ring size Q Footno

CERTIFICATED RUBY AND DIAMOND CLUSTER RING in 18 ct. gold and platinum. Set with a central cushion cut ruby of approx. 1.10 ct. Surrounded with diamonds totalling approx. 0.80 ct. Size O. 5 grams. Acc

A COLOUR CHANGE SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with a central cushion cut sapphire of 5.13 carats, encircled by a border of single cut diamonds, later British import marks,

IMPORTANT CERTIFICATED 10.88 CT. CEYLON BLUE SAPPHIRE AND DIAMOND CLUSTER RING, in 18-ct gold. Set with a central cushion cut blue sapphire of 10.88 ct. flanked with diamonds totalling approx. 1.40 ct

A diamond cluster ring, the cushion shaped cluster set with a central round brilliant cut diamond, within a border of round brilliant cut diamonds, seven stone diamond set shoulders and plain 9ct whit

A diamond cluster ring, the central oval cut diamond, estimated to weigh 11.45 carats, claw set within a surround of brilliant cut diamonds, to brilliant cut diamond set shoulders, finger size M

A diamond cluster ring, the central oval cut diamond, estimated to weigh 11.45 carats, claw set within a surround of brilliant cut diamonds, to brilliant cut diamond set shoulders, finger size M

DIAMOND CLUSTER RING set with a central old cut diamond of 0.98 carats, encircled by further diamonds totalling approximately 1.50 carats, size O / 7, 4.3g.

AN ANTIQUE DIAMOND CLUSTER RING set with a central old cut diamond of 1.34 carats encircled by further old cut diamonds, totalling 2.60 carats, unmarked tests as high carat gold, size K / 5.5, 5.1g.

ANTIQUE DIAMOND CLUSTER RING, set with a central rose cut diamond, surrounder by diamonds. Shoulders with scoll design. Size I. 3.1 grams.

ANTIQUE DIAMOND CLUSTER RING, set with a central rose cut diamond of approx 0.82 ct. surrounded by 14 rose cut diamonds. Shank with scrolling design. Size L. 4.5 grams.

A diamond and sapphire cluster ring, the old cushion cut diamond, estimated weight 0.55cts, claw set in a flying border of continuous millegrain collet set round cut sapphires to fleur-de-lys shoulder

SAPPHIRE AND DIAMOND CLUSTER RING The cushion-shaped sapphire, within a brilliant-cut diamond surround, between heart-shaped diamond cluster shoulders, heart shaped diamonds approx. 0.50ct total, ring

Garnet and diamond cluster ring, central oval cut garnet, surrounded by round cut diamonds and diamond set shoulders, mounted in white metal tested as platinum, ring size K1/2, approximate weight 2.5

EMERALD AND DIAMOND CLUSTER RING. large cushion cut emerald, with 3.57 ct in weight. surrounded by diamonds totalling approx 1.10 ct. size M. 5.8 grams. accompanied with world gemological institute re

A SAPPHIRE AND DIAMOND CLUSTER RING a cushion-cut sapphire within a milgrain halo border of eight-cut diamonds, to diamond-set shoulders and a reeded shank. Estimated total dia

AN IMPERIAL TOPAZ AND DIAMOND CLUSTER RING a cushion-cut imperial topaz within a border of round brilliant-cut diamonds. Estimated total diamond weight 1.45ct, marked '18CT', ring size N1/2, 9.0 grams

AN ART DECO SAPPHIRE AND DIAMOND CLUSTER RING, a cushion-cut sapphire within a rectangular border of old-cut and baguette-cut diamonds. Estimated total diamond weight 1.75ct, ring size N, 5.1 grams

An emerald and diamond cluster ring. The cushion-shape emerald, with a brilliant-cut diamond surround and similarly-cut diamond line shoulders. Emerald weight 3.14cts. Total diamond weight 0.45ct. Rin

A RUBY AND DIAMOND CLUSTER RING a cushion-cut ruby within a border of old-cut diamonds, to diamond-set shoulders. Estimated total diamond weight 0.90ct, ring size M, 4.2 grams Good condition. The r

AN EARLY 20TH CENTURY SYNTHETIC COLOUR-CHANGE SAPPHIRE AND DIAMOND CLUSTER RING a cushion-cut synthetic colour-change sapphire within a milgrain border of round-cut diamonds. Estimated total diamond w

A sapphire and diamond cluster ring. The cushion-shape sapphire, within a rose-cut diamond stepped surround. Ring size O1/2. Weight 4gms.