A diamond and tourmaline cluster ring set with an

A diamond and tourmaline cluster ring set with an emerald-cut tourmaline, within a silver border of old rose-cut diamonds, with yellow metal shank (tests as gold), size K 1/2, 3 grams.

A WATERMELON TOURMALINE AND DIAMOND CLUSTER RING set with a fancy cut watermelon tourmaline, in a border of round brilliant cut diamonds, the diamonds all totalling 1.2-1.3 carats, no assay marks, siz

A tourmaline and diamond cluster ring claw-set with a reddish-pink oval-cut tourmaline, in a double border of round brilliant-cut diamonds, to a plain shank, mounted in 18ct gold(Ring size: R/S)

Four 9ct gold gem-set dress rings. To include a tourmaline and diamond three-stone ring, a sapphire cluster ring, together with two emerald and diamond band rings. Estimated total diamond weight 0.25c

A GREEN TOURMALINE AND DIAMOND RING in 18ct yellow gold, set with a cabochon green tourmaline in a cluster of single cut diamonds, full British hallmarks, size N / 6.75, 5.7g.

1) 14K yellow gold dome ring featuring an oval green tourmaline weighing approx 1.00 ct with a dome of diamonds and tsavorite garnets, sz 9 and 2) 14K yellow gold with five rows of bead set diamonds,

Ring is set with one (1) round brilliant cut diamond, two (2) amethyst, two (2) citrine, two (2) blue sapphire, one (1) blue topaz, one (1) aqua, three (3) tourmaline, two (2) garnet, three (3) ruby,

A FINE ANTIQUE PINK TOURMALINE AND DIAMOND RING, 19TH CENTURY in yellow gold and silver, set with a cushion cut pink tourmaline of 10.50 carats within a cluster of old cut diamonds all totalling 2.5-2

Cluster sapphire necklace pendant set in 14K yellow gold, 10K yellow gold tennis bracelet with what appears to be pink tourmaline and diamonds, a 10K ring with cubic zirconia round and baguettes and 2

Handmade classic cluster design, set with (1) natural Maine Tourmaline oval shape, actual weight 3.51ct, Color: Paraiba Teal, Clarity: Eye Clean. Surounding is a halo of round brilliant cut diamonds (

A COLOMBIAN EMERALD AND DIAMOND CLUSTER RING set with a fancy cut emerald of 9.52 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling 1.5-2.0 carats, no assay marks, sizing

A PINK AND WHITE DIAMOND CLUSTER RING set with an old cut pink diamond of 0.95 carats, in a cluster of old cut diamonds, the diamond all totalling 3.0-3.2 carats, no assay marks, size R / 8.5, 6.9g.

AN EARLY 20TH CENTURY DIAMOND CLUSTER RING Set with old brilliant and cushion-shaped diamonds forming a navette-shaped cluster, in closed back setting, scrolling shoulders detailing, mounted in platin

AN ANTIQUE DIAMOND CLUSTER RING set with a central old cut diamond of 1.34 carats encircled by further old cut diamonds, totalling 2.60 carats, unmarked tests as high carat gold, size K / 5.5, 5.1g.

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

AN EMERALD AND DIAMOND CLUSTER RING set with an octagonal step cut emerald in a cluster of round brilliant cut diamonds, no assay marks, size Q / 8.25, 6.0g. 

A TURQUOISE AND DIAMOND CLUSTER RING set with a domed cabochon turquoise in a border of round brilliant cut diamonds, the shank accented with further diamonds, the diamonds all totalling 1.2-1.4 carat

DIAMOND CLUSTER RING set with a central old cut diamond of 0.98 carats, encircled by further diamonds totalling approximately 1.50 carats, size O / 7, 4.3g.

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.

NO RESERVE - A BURMA NO HEAT RUBY AND DIAMOND CLUSTER RING set with a round cabochon ruby of 7.26 carats in a border of marquise cut diamonds totalling 0.8-1.0 carats, stamped 7.26, size M / 6, 8.3g.

A 20th century diamond cluster ring set in 18ct white gold, the central row of five baguette cut diamonds bordered by a total of fourteen round brilliant cut diamonds, claw set to a basket gallery, wi

AN ART DECO DIAMOND CLUSTER RING set with an old European cut diamond of approximately 0.96 carats in a cluster of further old European cut diamonds, no assay marks, size M / 6.25, 4.5g. 

CHAMPAGNE DIAMOND CLUSTER RING set with an oval cut champagne diamond of approximately 1.00 carats in a cluster of round cut diamonds, size P / 7.5, 6.1g.

A RUBY AND DIAMOND CLUSTER RING set with a round cut ruby of 0.60 carats within a cluster of round cut diamonds, no assay marks, size N / 6.5, 2.2g.