A green tourmaline and brilliant-cut diamond cluster ring. Calculated tourmaline weight 4.91cts,

A tourmaline and diamond three-stone ring. The oval-shape green tourmaline, with brilliant-cut diamond sides and plain band. Estimated total diamond weight 0.20ct. Ring size O. Weight 3.2gms.

A tourmaline and diamond cluster ring. The circular-shape pink tourmaline collet, within a brilliant-cut diamond surround and sides, to the grooved band. Estimated total diamond weight 0.65ct. Weight

An 18ct gold tourmaline and diamond dress ring. The rectangular-shape green tourmaline, with brilliant-cut diamond line sides. Hallmarks for London, 1979. Ring size F1/2. Weight 3.5gms. Overall condit

Ladies 18k gold cocktail ring with green tourmaline stone (15-20 carats) and 6 brilliant cut diamonds (.75 carats). Setting: .5"h x 1"w x 1"d 15.2 grams total weight / Size 8.25 Profile: 1.125"h

Lady's 14k white gold tourmaline and diamond ring consisting of one faceted oval cut green Paraiba tourmaline weighing 4.62CTS, and 44 round brilliant cut diamonds with a total weight of 1.06CTS, grad

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 (

14k yellow gold ring with emerald cut green tourmaline weighing approximately 4 to 5 cts surrounded by 22 round brilliant diamonds with a total weight of approximately 1.50 cts. (approx. S1, H). The g

Size 7, with 18 round brilliant diamonds totaling about 1ct. the diamonds accent a huge 30 ct emerald cut green tourmaline. total weight is 23.8 grams. Property of a Boca Raton lady, third party shipp

A sapphire and brilliant-cut diamond cluster ring.Sapphire calculated weight 1.58cts, based on estimated dimensions of 7.8 by 5.9 by 4.1mms.Estimated total diamond weight 0.50ct, H-J colour, SI1-P1 cl

Christopher Lady's 18k Green Tourmaline & Diamond Ring Size 6.5. Includes a round brilliant cut light green tourmaline of approx. 3.5 carats. Also (20) invisibly set princess cut diamonds of 1.4ctw. M

YELLOW GOLD, GREEN TOURMALINE AND DIAMOND RING Containing one emerald cut green tourmaline measuring approximately 16.40 x 12.40 x 8.60 and four round brilliant cut diamonds. Ring size 6. Stamp: 14K G

A GOLD, GREEN TOURMALINE AND DIAMOND RING The band ring designed with one rectangular and 8 round green tourmalines, accented by 8 round brilliant-cut diamonds, mounted in 14k gold, size 7 1/2

14kt gold split shank emerald shape green tourmaline & diamond ring. The ring features one (1), four prong set, emerald cut green tourmaline in the center surrounded by round brilliant cut diamonds. T

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 sapphire and diamond cluster ring. The cushion-shape green sapphire, within a brilliant-cut diamond surround. Estimated sapphire dimensions: 10.3, by 7.9, by 4.2mms. Estimated total diamond weight 1

A CHROME TOURMALINE AND DIAMOND RING in 18ct yellow gold, set with a cushion cut chrome green tourmaline of 12.76 carats in a stylised border of round brilliant cut diamonds, partial British hallmarks

A Bicolor Gold, Green Tourmaline, and Diamond Ring, containing one octagonal step cut green tourmaline measuring approximately 13.68 x 9.86 mm and 20 round brilliant cut diamonds weighing approximatel

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)

A VINTAGE GREEN TOURMALINE AND DIAMOND DRESS RING in 18ct yellow gold, set with a step cut green tourmaline of 2.11 carats, between round brilliant cut diamonds, stamped 18K, size O / 7.25, 3.8g.

Containing one step cut green tourmaline measuring 8.1mm x 7.5mm x 5.2mm, with one round brilliant cut diamond weighing approximately 0.14 carat. Marked BMW 18k. Size 5.75. 7.4 dwt.

TOURMALINE AND DIAMOND CLUSTER RING The pear-shaped blue tourmaline, within a surround of marquise, pear and brilliant-cut diamonds, between brilliant-cut diamond shoulders, diamonds approx. 1.00ct to

STEPHEN WEBSTER, A GREEN TOURMALINE AND DIAMOND DRESS RINGThe oval cut green tourmaline within a surround of brilliant cut and baguette cut diamonds, approximately 1.18 carats total, to a shaped shank

A tourmaline and diamond three-stone ring. The circular-shape green tourmaline line, with single-cut diamond spacers. Ring size L. Weight 3.2gms.

GREEN TOURMALINE AND DIAMOND SET Consisting of a ring containing one emerald cut green tourmaline measuring approximately 15.65 x 11.85 x 7.80 mm, six round brilliant cut diamonds weighing approximate