A SAPPHIRE AND DIAMOND CLUSTER RING set with an oval cabochon sapphire in a cluster of rose cut

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire of approximately 1.09 carats in a cluster of rose cut diamonds, no assay marks, size I1/2 / 4.5, 2.4g. 

A BURMA NO HEAT CABOCHON SAPPHIRE AND DIAMOND CLUSTER RING, set with an oval cabochon sapphire of 16.06 carats surrounded by round cut diamonds, size O / 7, 19.2g. Accompanied by a gemmological report

A BURMA NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an oval cabochon sapphire of 7.44 carats in a double border of old cut diamonds, the diamonds all totalling 1.4-1.5 carats, full

A SAPPHIRE AND DIAMOND CLUSTER RING in high carat yellow gold, set with an oval cabochon sapphire of 8.78 carats encircled by round cut diamonds 1.10-1.40 carats, unmarked, size P / 8, 8.7g.

Gold and Gem-Set Ring, Manfredithe gold band with a cluster of bezel set gemstones to include a full cut round diamond, a pear cut sapphire, an oval cabochon ruby, and an oval cut citrine, stamped Ita

AN ANTIQUE TURQUOISE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cabochon turquoise in a cluster of rose cut diamonds, no assay marks, size M1/2 / 6.5, 3.4g. 

AN OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cabochon opal in a cluster of rose cut diamonds, French import mark, size O / 7, 3.9g.

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.

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.

NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire in a cluster of round brilliant cut diamonds, indistinct full British hallmarks, size J / 4.75, 1.5g.

A SAPPHIRE AND DIAMOND CLUSTER RING set with an oval cut sapphire of 1.67 carats, in a cluster of round brilliant cut diamonds, no assay marks, sizing beads, size I / 4, 3.3g.

A CEYLON NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING set with an oval cut blue sapphire of 3.39 carats in a cluster of round brilliant cut diamonds, no assay marks, size M / 6, 4.5g. Accompanied by a ge

CERTIFICATED 4.95 SAPPHIRE AND DIAMOND CLUSTER RING, set with a central rectangular blue sapphire of approx. 4.95 ct. Surrounded by 14 rose cut diamonds. Size M 1/2. 3.9 grams. Accompanied by GCS Lond

A YELLOW SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an oval cut yellow sapphire of 2.50 carats in a cluster of round brilliant cut diamonds, further diamonds accenting the shoulders all t

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 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 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

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval cut sapphire of approximately 1.29 carats in a cluster of old cut diamonds, no assay marks, size N1/2 / 7, 2.6g

AN ANTIQUE BURMA NO HEAT PINK SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval cut pink sapphire of 1.36 carats in a cluster of old cut diamonds, on a bifurcated band, no

A sapphire and diamond cluster ring claw-set with an oval-cut sapphire, in a single border of graduated round brilliant-cut diamonds, to a plain unmarked shank (Ring size: K)

Five 9ct gold gem-set rings. To include an oval-shape sapphire, and diamond cluster ring, a single-cut diamond cluster ring, together with three further rings. Hallmarks for 9ct gold. Weight 10.9gms,

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

BLACK STAR SAPPHIRE AND DIAMOND CLUSTER RING Set with a black cabochon star sapphire within an old brilliant-cut diamond surround, ring size approx. P For further information on this lot please visit

A sapphire and diamond cluster ring, the oval cut sapphire claw set within a border of fourteen single cut diamonds to a plain tapered shank, size N, stamped '18ct'