18ct Gold Vintage Diamond And Sapphire Set Cluster Ring (3g). P.

A VINTAGE SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 0.65 carats, in a border of round brilliant cut diamonds, full British hallmarks for 18ct gold, size K

A VINTAGE SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 0.65 carats, in a border of round brilliant cut diamonds, full British hallmarks for 18ct gold, size K

NO RESERVE - A VINTAGE RUBY AND DIAMOND RING in 18ct yellow gold and platinum, set with a round cut ruby in a cluster of old cut diamonds, stamped 18CT & PLAT, size Q / 8.25, 2.3g. 

Two diamond and gem-set cluster rings. To include a mid 20th century 18ct gold sapphire, diamond and colourless paste cluster ring, together with a 9ct gold aquamarine and diamond cluster ring. Estima

A selection of four gem-set rings. To include an 18ct gold sapphire and diamond three-stone ring, a similarly-set cluster ring, together with two diamond rings. Estimated total diamond weight 0.60ct.

An 18ct yellow gold, diamond, and emerald cluster ring set with three round-cut emeralds within diamond reserves, size P 1/2, 3.4 grams

Vintage 14K yellow gold blue sapphire and diamond cluster ring, set with three pear-shaped and marquise shaped sapphires and three round brilliant cut diamonds; approx: 0.15 cttw., marked: "14KT / ©

An 18ct gold sapphire and diamond cluster ring, An 18ct gold sapphire and diamond cluster ring, an oval mixed cut sapphire, approximately 5.40mm x 8.00mm, claw set to the centre of a surround of round

A mid 20th century 18ct gold sapphire and diamond cluster ring. The oval-shape sapphire, within an old-cut diamond, illusion-set surround. Estimated total diamond weight 0.30ct. Weight 5.7gms.

An 18ct gold sapphire and diamond floral cluster ring. The brilliant-cut diamond illusion-set diamond, within a circular-shape sapphire surround, to the textured band. Hallmarks for London, 1976. Weig

NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct gold, set with an oval sapphire in a cluster of single cut diamonds, British hallmarks for 18ct gold, size M / 6, 4.6g.

A late Victorian 18ct gold sapphire and rose-cut diamond cluster ring, hallmarks for Birmingham 1894, numbered 1575 to inside of band, ring size P, 2.5g

NO RESERVE - A VINTAGE DIAMOND CLUSTER RING in 18ct yellow gold, set with a round brilliant cut diamond in a cluster of single cut diamonds, stamped E1165, size N / 6.75, 3.6g. 

Two mid 20th century 18ct gold diamond and gem-set rings. To include a circular-shape sapphire and single-cut diamond cluster ring, together with a graduated rose-cut diamond three-stone crossover rin

Ladies' vintage 14 karat Yellow Gold cluster ring. Set to the center with an oval shaped blue Sapphire stone encircled by ten round brilliant cut Diamonds, weighing approx. .15cts. twt. Ring size 5. W

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut sapphire of approximately 4.11 carats in a cluster of round brilliant cut diamonds all totalling 1.4-1.6 carats, stamped 18

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 1.53 carats in a cluster of old cut diamonds, each shoulder set with a further old cut diamond, the diamonds a

A VINTAGE RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut ruby in a cluster of round brilliant cut diamonds, full British hallmarks for London 1975, size Q / 8.25, 5.2g.

A VINTAGE DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a floral cluster of old European and round brilliant cut diamonds, stamped 18ct & PLAT, size K1/2 / 5.5, 1.9g. 

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 1.67 carats in a cluster of round brilliant cut diamonds, British hallmarks, size O / 7, 4.6g.

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with a pear shaped sapphire of 1.20 carats, in a cluster of round brilliant cut diamonds totalling 0.12 carats, stamped Au750, size O / 7, 3

A VINTAGE PERIDOT AND DIAMOND CLUSTER RING in 18ct yellow gold, set to the centre with an oval cut peridot to a surround of single cut diamonds, full British hallmarks for Birmingham 1968, size J / 4.

SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cabochon sapphire in a cluster of round cut diamonds, stamped 750, size O / 7, 4.0g.

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,