A BLUE ZIRCON AND DIAMOND RING set with an octagonal step cut blue zircon of approximately 18.18

A BLUE ZIRCON AND DIAMOND RING set with a round cut blue zircon of approximately 3.73 carats accents by trios of old cut diamonds, no assay marks, size O / 7, 2.8g.

THREE GEM-SET AND DIAMOND RINGS 1st: The five-stone ring set with step-cut emeralds and old brilliant-cut diamonds 2nd: The step-cut blue zircon within a single-cut diamond surround, 3rd: Set with bri

White Gold, Blue Zircon, and Diamond Ringcentering on an oval cut blue zircon (9.20 x 8.30 x 7.23 mm) weighing approximately 5.60 carats prong set within a halo of full cut round diamonds weighing app

AN ART DECO BLUE ZIRCON AND DIAMOND RING, a round-cut zircon in a claw setting to eight-cut diamond-set stepped shoulders, estimated zircon weight 1.89ct approximately, total estimated diamond weight

Zircon, diamond and 14k two-tone ring centering (1) oval-cut blue zircon, weighing approximately 3.36 ct., surrounded by (22) full cut diamonds, weighing a total of approximately 0.24 ct., set in a 14

A BLUE ZIRCON AND DIAMOND RING set with a round cut blue zircon of 3.73 carats accented by trios of round cut diamonds, no assay marks, size O / 7, 2.8g.

A BLUE ZIRCON AND DIAMOND DRESS RING set with a cushion cut blue zircon of 5.76 carats, accented to the openwork band with single cut diamonds, no assay marks, size M / 6, 6.6g.

A BLUE ZIRCON AND DIAMOND DRESS RING set with a round cut blue zircon of 3.73 carats, between trios of old cut diamonds in the shoulders, no assay marks, size N1/2 / 7, 2.8g.

Blue zircon, diamond, and white gold ring Set with an oval-cut blue zircon, framed by round brilliant-cut diamonds 14k white gold Ring size 7; Gross weight 3.4 dwts This work will ship from Lambertvil

Blue Zircon, Diamond, 14k White Gold Ring. Centering one oval-cut blue zircon weighing approximately 3.65 cts., surrounded by seventy full-cut diamonds weighing a total of approximately 0.45 cttw., se

BLUE ZIRCON AND DIAMOND DRESS RING, set to the centre with an oval cut blue zircon of approx. 5.76 ct. The further openwork head set with diamonds. Size L 1/2. 6.7 grams.

A BLUE ZIRCON AND DIAMOND DRESS RING in 18ct yellow gold, set with a round cut blue zircon within a scalloped border set with round cut diamonds, size N / 6.75, 4.7g.

NO RESERVE - A BLUE ZIRCON AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut blue zircon in a cluster of single cut diamonds, stamped 18CT, size L1/2 / 6, 3.8g. 

A BLUE ZIRCON AND DIAMOND DRESS RING in high carat yellow gold, set with a pear cut blue zircon of 3.47 carats, unmarked, size N / 6.75, 3.7g.

Ladies 14kt white gold blue zircon and diamond ring featuring a prong set oval cut bleu zircon weighing approx. 5.88ct.. Surrounded by a frame of prong set round brilliant cut diamonds weighing approx

Large Zircon and Diamond Ring platinum, the ring mounted with a round-cut blue zircon weighing approximately 15.32 carats, accented on the ring shank with round brilliant-cut diamonds weighing approxi

A ZIRCON AND DIAMOND RING  The claw-set circular-cut blue zircon, between millegrain-edged shoulders accented by brilliant-cut diamonds, to a tapering hoop, stamped 9CT, ring size M.  Gross weig

A BLUE ZIRCON, PEARL AND DIAMOND PENDANT an octagonal-cut blue zircon within a lobed frame of four diamond and button pearl-set flower heads, with three pearl and rose-cut diamond pampille drops. Esti

Wachler Blue Zircon, Diamond, White Gold Ring Stones: Round-shaped blue zircon weighing approximately 11.75 carats; full-cut diamonds weighing a total of approximately 0.25 carat Metal: 14k white gold

A BLUE ZIRCON, RUBY AND DIAMOND RING in 14ct white gold, set with a central mixed cut zircon of 1.89 carats within a stylised halo of round brilliant cut diamonds accented by round cut rubies, stamped

14k yellow gold necklace and ring set. Consisting of a ring containing one round mixed cut blue Zircon and six single cut diamonds, together with a pendant containing one round mixed cut blue Zircon s

Ring set with a single very fine oval blue zircon weighing approx. 2.75 cts. Ring completed with fine marquise cut and baguette cut diamonds totaling approx. 1.50 cts. Size 6 1/2.

2.35 grams, finger size 16mm. Set with blue zircon stone; 2x brilliant-cut diamonds to each shoulder, 0.10ct each, VS2, G colour.

A Sterling Silver, 14 Karat Yellow Gold and Blue Topaz Ring, David Yurman, containing one octagonal step cut blue topaz measuring approximately 7.95 x 6.14 x 3.82 mm. Stamp: D. YURMAN STR 14K. 4.10 dw