Amethyst and diamond cluster ring with a central s

5.60 grams, finger size 18mm. London hallmark. Set with central oval-cut amethyst; surrounded by 10x brilliant-cut diamonds, G colour, VS2, totalling 0.15ct.

AN ANTIQUE GEMSET DEAREST RING, 19TH CENTURY in yellow gold, set with a central cluster of round cut diamond, emerald, amethyst, ruby, emerald, sapphire and topaz, spelling dearest as an acrostic, wit

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

AN EMERALD AND DIAMOND CLUSTER RING The central circular-cut emerald weighing 5.89cts within a brilliant-cut diamond frame and further circular-cut emerald accents, mounted in 18K gold, diamonds appro

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

AMETHYST AND DIAMOND CLUSTER RING The octagonal-cut amethyst within a single-cut diamond surround, ring size approx. P For further information on this lot please visit Bonhams.com

A ruby and diamond cluster ring, the central oval cut ruby claw set within a surround of marquise cut and brilliant cut diamonds, approximately 1.40 carats total, finger size M

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

AN AMETHYST AND DIAMOND CLUSTER RING in 14ct white gold, set with an oval cut amethyst of approximately 31.38 carats in a halo of round brilliant cut diamonds to a scrolled open-work basket, stamped 5

AN 18 CARAT GOLD AMETHYST AND DIAMOND CLUSTER RING an oval-cut amethyst within a border of round brilliant-cut diamonds. Estimated total diamond weight 0.90ct, hallmarked London 2021, ring size N, 6.5

AN AMETHYST AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut amethyst in a cluster of single cut diamonds, British hallmarks, size G / 3, 8.1g.

An amethyst and diamond cluster ring. The oval amethyst cabochon, with single-cut diamond surround and grooved gallery. Approximate amethyst dimensions 13.7 by 9.9 by 8.5mms. Estimated total diamond w

A VINTAGE AMETHYST AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut amethyst in a border of rose cut diamonds, no assay marks, size O / 7, 4.1g.

AMETHYST AND DIAMOND CLUSTER RING. stamped 18 ct. set with a rich vibrant amethyst . surrounded by bright diamonds . size P 1/2. 4.7 grams.

An amethyst and diamond cluster ring, the yellow metal shank stamped '18ct Plat', ring size P. Sale Section/Category: Rings Artist Resale Rights: FALSE

AN AMETHYST AND DIAMOND CLUSTER RING set with an oval mixed cut amethyst in a cluster of rose cut diamonds, no assay marks, size K / 5, 4.0g.

NO RESERVE - AN AMETHYST AND DIAMOND CLUSTER RING set with an oval mixed cut amethyst in a cluster of rose cut diamonds, no assay marks, size K / 5, 4.0g.

AN AMETHYST AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval cut amethyst within a border of flat cut diamonds, no assay marks, size P / 7.5, 2.7g.

14k gold amethyst and diamond cluster ring, size 6, stamped 14k, 1.9 grams/1.2 dwt, contemporary

A Belle Epoque, emerald and diamond cluster ring, the central step-cut emerald with multiple claw mounts emanating from single stone, old brilliant cut diamonds set in teardrop shaped mounts to form a

14KT YELLOW GOLD, 10KT WHITE GOLD, AMETHYST AND DIAMOND RING Central approx. 6.5 x 8.5mm step-cut amethyst surrounded by 28 old rose-cut diamonds. Two-tone 14kt yellow gold and 10kt white gold crown.

Four diamond and gem-set rings. To include a 9ct gold emerald and diamond cluster ring, a 9ct gold amethyst and diamond cluster ring, together with two further rings. Estimated total diamond weight 0.

Five 9ct gold diamond and gem-set rings. To include a sapphire and diamond cluster ring, an amethyst and diamond cluster ring, together with three further gem-set rings. Estimated total diamond weight