A TANZANITE AND DIAMOND CLUSTER RING in platinum, set with an emerald cut tanzanite of 2.85 carats,

A TANZANITE AND DIAMOND CLUSTER RING in platinum, set with an emerald cut tanzanite of 2.85 carats, in a border of round brilliant cut diamonds totalling 1.0-1.2 carats, stamped 950, size M / 6, 8.2g.

AN EMERALD AND DIAMOND CLUSTER RING in yellow gold and platinum, set with an octagonal step cut emerald of approximately 2.95 carats in a cluster of single cut diamonds, stamped PLAT, size Q / 8.25, 4

This is a certified and appraised genuine tanzanite and natural diamond ring set in platinum.  The 4.18 carat cushion-cut tanzanite is prong-set with 1.11 carats of round, brilliant-cut and bague

This is a certified and appraised genuine tanzanite and natural diamond ring set in platinum.  The 2.56 carat cushion-cut tanzanite is prong-set over a three-row diamond ring that has .54 carats

Tanzanite and Diamond Ring.  A 5.32 carat rectangular-cut tanzanite is prong set in a platinum ring with .85 carats of round, brilliant-cut, G-H color, VS1-SI1 diamonds in the halo and on the spl

14K YELLOW GOLD TANZANITE & DIAMOND RING. RING CONTAIN: (20) ROUND FULL CUT DIAMONDS, BEAD SET MEASURING 2.4 MM .05CT - CARAT: 1.00 TDW - CLARITY: SI2 - COLOR: K. (3) EMERALD CUT TANZANITES, BEZEL SET

Tanzanite and Diamond Ring.  Cast in lustrous platinum, this ring features a 3.14 carat oval-cut, genuine tanzanite that is prong set with .36 carats of round, brilliant-cut, G-I color, SI1-SI2 d

DESCRIPTION: Platinum (tested) cocktail ring set with approximately 2.67 carat oval cut tanzanite, twelve .06 carat each round brilliant cut diamonds, and forty-four .03 carat to .05 carat each tapere

Platinum Lady's Tanzanite & Diamond ring having one cushion modified brilliant cut natural tanzanite, measuring 13.17 X 8.51 X 5.50 mm, exact weight 5.40 carats, GIA report #2175872498; and set with 8

Platinum Tanzanite and Diamond Ring having tanzanite center stone weighing 6.28 carats with GIA report # 6203917870; measurements 11.88 X 12.10 X 7.16 mm; set with 31 round brilliant cut diamonds, 0.7

This magnificent cocktail ring is crafted from 14k white gold featuring a large pear shape frame set with an 8 carat pear shape intense color tanzanite gemstone surrounded with 72 points round cut dia

18 kt. White Gold, Tanzanite and Diamond Ring, center bezel set emerald cut tanzanite, wt. approx. 3.85 cts.; bezel with numerous round brilliant cut diamonds, total wt. approx. 0.75 ct., G-H color, V

A TANZANITE AND DIAMOND CLUSTER RING set with an oval cut tanzanite in a cluster of illusion set round cut diamonds, stamped 10kUD, size N / 7, 2.2g.

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)

A SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with a round cut sapphire of 2.66 carats, surrounded by a border of round brilliant cut diamonds, stamped PT 950, size N1/2 / 6.75, 5.1g.

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 YELLOW DIAMOND CLUSTER RING in platinum, set with a marquise cut yellow diamond of 1.01 carats, in a cluster of round brilliant cut diamonds, the band set with further baguette cut diamonds, stamped

AN EMERALD AND DIAMOND CLUSTER RING set with a round cut emerald of 0.80 carats in a cluster of round brilliant cut diamonds, stamped 18ct and PLAT, size O / 7, 3.0g.

A VERY FINE ALEXANDRITE AND DIAMOND CLUSTER RING in platinum, set with an oval cut alexandrite of 1.18 carats in a cluster of round brilliant cut diamonds, the stylised shoulders set with further roun

A YELLOW SAPPHIRE AND DIAMOND RING in platinum, set with an emerald cut yellow sapphire of 2.96 carats between trios of round cut diamonds, with further step cut diamonds either side, French assay mar

AN EMERALD AND DIAMOND DRESS RING in platinum, set with an emerald cut emerald of 0.37 carats between trios of old cut diamonds, stamped PLAT, size L / 5.75, 2.7g.

AN EMERALD AND DIAMOND RING in platinum, set with an octagonal cut emerald of 8.02 carats, the band accented by baguette and round brilliant cut diamonds totalling 0.51 carats, stamped Pt950, size O /

AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an emerald cut blue sapphire of 5.88 carats, between stepped shoulders set with baguette cut diamonds, stamped Platinum, size N / 6.75

A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an emerald cut diamond of approximately 0.40 carats, accented by French cut sapphires and round brilliant cut diamonds, further round brilliant