A GREEN TOURMALINE AND DIAMOND RING set with a cushion cut green tourmaline of 13.47 carats, the

A GREEN TOURMALINE AND DIAMOND RING set with a cushion cut green tourmaline of 13.47 carats, the stepped shoulders set with round cut diamonds, no assay marks, size O / 7, 7.9g.

A TOURMALINE AND DIAMOND RING set with a cushion cut green tourmaline of 13.20 carats between trios of round cut diamonds, unmarked, size M / 6, 8.3g.

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

10k stamped ring set with center 3 carat cushion cut peridot, accented by round green tourmalines and .10 CTW round diamonds. Size 8. 2.8 dwt. RM/EK IMPORTANT: Before bidding, please read the terms an

White Gold, Green Tourmaline, and Diamond Ringcentering on a prong set oval cut green tourmaline weighing approximately .70 carat, the X-motif shoulders set with baguette and tapered baguette cut diam

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.

HEMMERLE, A GREEN TOURMALINE RING in 18ct white gold and iron, the blackened iron band set with a large cushion cut green tourmaline of 11.27 carats, with white gold interior, signed Hemmerle, stamped

This is a stamped and electronically tested 10 karat white gold green tourmaline and natural diamond ring. The approximate 1.2 carat oval-cut green tourmaline is prong-set into a ring with natural bag

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

14K yellow and white gold ring featuring an emerald cut green tourmaline measuring 7.9 x 9. 2mm, weighing approx. 3.50 carats, claw prong set and flanked by two round diamonds weighing approx. 0.25ctw

Gold, Tourmaline, and Diamond Bypass Ringin a bypass design prong set with an oval cut green tourmaline (17.8 x 6.5 x 5.73 mm) weighing approximately 3.95 carats and the bypass element bead set with f

Tourmaline, diamond and 14k yellow gold ring Featuring (1) cushion-cut green tourmaline, weighing approximately 4.20 cts., accented by (1) full-cut diamond, set in a 14k yellow gold mounting, size 7 1

center rectangular cushion step-cut green tourmaline, approximately 13.02 carats, flanked by two tapered baguette diamonds, estimated combined 0.25 carats, color F, clarity VS, platinum mount, stamped

A 14K yellow gold ring, set with a green tourmaline cabochon of approximately 1.5 carats, flanked on each side with four single cut diamonds. Ring size 4.5. Weighs 4.5 grams.

A GREEN TOURMALINE RING set with an emerald cut green tourmaline of 3.50 carats, stamped 750, size N / 6.5, 5.1g.

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

One lady's 14kt gold green tourmaline & diamond ring. The ring features one (1), four prong set, 4.15ct emerald step cut green tourmaline set in the center accented by a total of 0.28 cts/tw of tapere

Ladies 18kt yellow gold tourmaline and diamond ring featuring a channel set oval cut green tourmaline weighing approx. 2.95ct. and mounted in a the center of a bypass design. Accented with bezel set r

A FINE ART DECO GREEN TOURMALINE AND DIAMOND BROOCH / PENDANT in platinum, set with an octagonal step cut green tourmaline of 13.50 carats within two concentric octagonal borders of round cut diamonds

yellow gold ring with Florentine finish, center 4-prong set with one emerald cut Green Tourmaline, approximately 2.17 carats, 11.6 grams, size 7-1/4;

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

18K yellow gold ring featuring very fine half moon shape pink tourmaline bezel set next to a very fine half moon shape green tourmaline, with full cut diamonds bead set down center of shank, inside sh

Genuine Tourmaline and Earth-Mined Diamond Earrings. These 14 karat yellow gold earrings feature a total of 3.24 carats octagonal-cut, prong-set green tourmaline along with .32 carats of round, brilli

c. 1960s, 14K yellow gold ring featuring four oval cut green tourmaline and six accent diamonds prong set in a freeform Brutalist design, sz. 6.5, 12.1 grams