A BLUE ZIRCON AND DIAMOND RING set with a round cut blue zircon of 3.73 carats accented by trios of

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 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.

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.

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

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.

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

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

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.

AN ANTIQUE BLUE ZIRCON, DIAMOND AND PEARL PENDANT in yellow gold, set with an emerald cut blue zircon of 14.42 carats, accented by flowers set with pearls and old and rose cut diamonds, suspending a t

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

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

Gem Type: Natural Blue Zircon and Diamonds Item: Ring Diamond weight: .59 carat Diamond Shape/Cut: Round Brilliant Clarity: SI2, Color: I, Treatment: None Blue Zircon weight: 5.25 carat Blue Zircon Sh

Gem Type: Natural Blue Zircon and Diamonds Item: Ring Diamond weight: .59 carat Diamond Shape/Cut: Round Brilliant Clarity: SI2, Color: I, Treatment: None Blue Zircon weight: 5.25 carat Blue Zircon Sh

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

A BLUE AND WHITE DIAMOND RING set with an irradiated blue diamond of 1.25 carats, accented by concentric borders set with round cut diamonds, with further diamonds to the trifurcated band, stamped 14K

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

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

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

NO RESERVE - AN ANTIQUE SAPPHIRE AND DIAMOND DRESS RING, 1915 in 18ct yellow gold, set with a trio of graduated round cut blue sapphires accented by old cut diamonds, British hallmarks for Chester, 19

NO RESERVE - AN ANTIQUE SAPPHIRE AND DIAMOND DRESS RING, 1915 in 18ct yellow gold, set with a trio of graduated round cut blue sapphires accented by old cut diamonds, full British hallmarks for Cheste

A SAPPHIRE AND DIAMOND DRESS RING set with a cushion cut blue sapphire of approximately 5.02 carats, accented by rows of round brilliant cut diamonds, with further round brilliant cut diamonds to the

Lady's 18K white gold ring with an approximate 11.68 carat cushion cut, transparent natural blue zircon. The zircon is surrounded by 18 princess cut diamonds of about .10 carats each and four round fu

Marked 10K gold ring set with marquise cut light blue topaz accented by four .03 carat each round-cut diamonds. Size 7. 1/2" wide. 2.1 dwt. MH/EK. IMPORTANT: Before bidding, please read the terms and