AN AMETHYST AND DIAMOND CLUSTER RING The cushion-cut

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

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 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

9ct gold Amethyst and Diamond Ring: Large cushion cut amethyst measuring 17.9mm x 13mm, plus 6 brilliant cut diamonds. Gross weight 7.5g, UK ring size O/P.

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 LATE 19TH CENTURY SAPPHIRE AND DIAMOND CLUSTER RING three graduated cushion-cut sapphires within borders of old-cut diamonds. Estimated total diamond weight 1.40ct, ring size L1/2, 4.7 grams Good

Ladies 14Kt Rose Gold Amethyst / Diamond Ring. Ring has Cushion Cut Purple Amethyst on the center with 21 round Diamonds. Diamonds weight approx: Ring size: 7.00. Total weight: 3.20 Grams. A.Y/5923

Ladies 14Kt Rose Gold Amethyst / Diamond Ring. Ring has Cushion Cut Purple Amethyst on the center with 21 round Diamonds. Diamonds weight approx: Ring size: 7.00. Total weight: 3.20 Grams. A.Y/5923

A RUBY AND DIAMOND CLUSTER RING set with a cushion cut ruby of 2.37 carats within a cluster of round cut diamonds, with further diamonds to the band, no assay marks, size O / 7, 3.2g.

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

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

A Tanzanite and diamond cluster ring claw-set with a cushion-cut Tanzanite, in a border of round brilliant-cut diamonds, to a plain band, stamped 18k 750(Ring size: R/S)

AMETHYST AND DIAMOND RING Containing one cushion mixed cut amethyst measuring approximately 13.00 x 13.00 mm and 20 round brilliant cut diamonds weighing approximately 0.80 carat total. Mounted in yel

AMETHYST AND DIAMOND RING Containing one cushion mixed cut amethyst measuring approximately 21.15 x 16.65 x 11.15 mm and 18 round brilliant cut diamonds weighing approximately 0.90 carat total. Mounte

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

AMETHYST AND DIAMOND RING Containing one cushion checkerboard cut amethyst measuring approximately 11.15 x 9.05 x 7.10 mm, two oval mixed cut purple gemstones and four round brilliant cut diamonds. Mo

AMETHYST AND DIAMOND RING Containing one cushion mixed cut amethyst measuring approximately 12.00 x 10.00 mm and six round brilliant cut diamonds. Mounted in yellow gold. Ring size 6. Gross weight: 5.

Fourteen-Karat Yellow Gold/Sterling Silver, Amethyst and Diamond Ring, mounted with a cushion-cut amethyst, with an approximate weight of 2.85 carats, and thirty-two rose-cut diamonds, with an approx

A 14kt White Gold, Amethyst and Diamond Ring, Set with one cushion cut amethyst gemstone, approx. 9mm x 7mm, approx. 2.25 cts. Also set with eighteen round cut diamond melee, each approx. 0.01 pts. Ma

Size: 8.5. Marked LR 14k. Contains 4 Bezel Set diamonds - roughly 2mm dia. H 1.4 W 0.9 D 0.63 Weight 14.11 grams TW