An aquamarine, brilliant-cut diamond, and sapphire cluster ring. Aquamarine weight 8.45cts. Total

An 18ct gold diamond and aquamarine cluster ring. The oval-shape aquamarine, with brilliant-cut diamond surround and openwork shoulders. Estimated total diamond weight 0.10ct. Hallmarks for London, 19

An 18ct gold diamond and aquamarine cluster ring. The oval-shape aquamarine, within a brilliant-cut diamond surround. Estimated total diamond weight 0.35ct. Hallmarks for London, 1978. Ring size O. We

A 9ct gold aquamarine and diamond cluster ring. The oval-shape aquamarine, within a brilliant-cut diamond surround. Estimated total diamond weight 0.15ct. Hallmarks for Birmingham, 2003. Ring size T.

AN 18 CARAT GOLD AQUAMARINE AND DIAMOND CLUSTER RING, an oval-cut aquamarine within a border of round brilliant-cut diamonds. Estimated total diamond weight 0.55ct, hallmarked London 2021, ring size N

A sapphire and brilliant-cut diamond cluster ring.Sapphire calculated weight 1.58cts, based on estimated dimensions of 7.8 by 5.9 by 4.1mms.Estimated total diamond weight 0.50ct, H-J colour, SI1-P1 cl

A SAPPHIRE AND DIAMOND CLUSTER RING an oval-cut sapphire within a border of round brilliant-cut diamonds. Estimated total diamond weight 1.10ct, ring size L1/2, 4.4 grams Accompanied by a pr

A sapphire and diamond cluster ring. The cushion-shape green sapphire, within a brilliant-cut diamond surround. Estimated sapphire dimensions: 10.3, by 7.9, by 4.2mms. Estimated total diamond weight 1

AN 18 CARAT GOLD SAPPHIRE AND DIAMOND CLUSTER RING an oval-cut sapphire within a border of round brilliant-cut diamonds. Estimated total diamond weight 0.50ct, hallmarked London 2021, ring size N, 5.4

A SAPPHIRE AND DIAMOND CLUSTER RING, an oval-cut sapphire within a border of round brilliant-cut diamonds. Estimated total diamond weight 0.65ct, marked '750', ring size N, 5.3 grams

AN 18 CARAT GOLD SAPPHIRE AND DIAMOND CLUSTER RING three graduated oval sapphires within a border of round brilliant-cut diamonds. Estimated total diamond weight 0.25ct, hallmarked import London 1988,

AN 18 CARAT WHITE GOLD SAPPHIRE AND DIAMOND CLUSTER RING an oval-cut green-blue sapphire within a border of round brilliant-cut diamonds. Estimated total diamond weight 0.50ct, hallmarked London 1977,

An 18ct gold sapphire and diamond cluster ring. The rectangular-shape sapphire, with brilliant cut diamond surround and grooved shoulders. Sapphire weight 1.36cts. Total diamond weight 0.59ct. Hallmar

A sapphire and diamond cluster ring. The oval-shape sapphire, with brilliant-cut diamond surround. Estimated total diamond weight 8.6 by 6.5 by 5mms. Estimated total diamond weight 0.30ct. Stamped 750

An 18ct gold sapphire and diamond cluster ring. The oval sapphire, within a brilliant-cut diamond scalloped surround and tapered band. Estimated total diamond weight 0.20ct. Hallmarks for Birmingham,

An 18ct gold sapphire and diamond cluster ring. The oval-shape sapphire, with brilliant-cut diamond border, to the textured band. Estimated total diamond weight 0.15ct. Hallmarks for London. Weight 5g

An aquamarine, sapphire and diamond cluster ring claw-set with an oval-cut aquamarine, in a border of round brilliant-cut diamonds, each shoulder set with a heart-shaped sapphire, to a plain band, sta

An 18ct gold aquamarine and diamond ring. Designed as two circular-shape aquamarine and brilliant-cut diamond crossover clusters, with similarly-cut diamond line shoulders. Estimated total diamond wei

A sapphire and diamond cluster ring. The oval-shape sapphire, within a brilliant-cut diamond panel surround, to the similarly-set diamond shoulders. Estimated total diamond weight 0.65ct. Weight 4.4gm

A sapphire and diamond cluster ring. The oval-shape sapphire, within a brilliant-cut diamond scalloped surround, to the single-cut diamond shoulder accents. Estimated total diamond weight 0.60ct. Weig

An 18ct gold sapphire and diamond cluster ring. The oval-shape sapphire, within a brilliant-cut diamond surround, to the tapered shoulders and plain band. Estimated total diamond weight 0.85ct, I-J co

A sapphire and diamond cluster ring. The oval-shape yellow sapphire, with brilliant-cut diamond surround. Estimated total diamond weight 0.45ct. Ring size M1/2. Weight 6.8gms.

An 18ct gold sapphire and diamond cluster ring. The oval-shape sapphire, within a brilliant-cut diamond surround, to the plain band. Estimated total diamond weight 0.25ct. Hallmarks for Birmingham, 19

An 18ct gold diamond and sapphire cluster ring. The rectangular-shape sapphire line, with brilliant-cut diamond surround. Estimated total diamond weight 0.30ct. Hallmarks for Sheffield. Ring size M1/2

A 9ct gold sapphire and diamond cluster ring. The oval-shape sapphire, within a brilliant-cut diamond border, to the star engraved shoulders and plain band. Estimated total diamond weight 0.10ct. Hall