AN OPAL AND DIAMOND PENDANT NECKLACE in 18ct white gold, set with a pear shaped cabochon opal in a

AN OPAL AND DIAMOND PENDANT NECKLACE in 18ct white gold, set with a pear shaped cabochon opal in a border of round brilliant cut diamonds, suspended from a chain, full British hallmarks, pendant 2.3cm

A FINE OPAL AND DIAMOND PENDANT NECKLACE in 18ct white gold, set with a cabochon opal of 9.40 carats accented by round cut diamonds, stamped Au750, pendant 3.7cm, chain 45.0cm, 5.4g.

AN OPAL AND DIAMOND DRESS RING in 18ct white gold, set with a pear shaped cabochon opal within a twisted mount, accented by round cut diamonds, stamped 18kt, size Q / 8, 8.6g.

A BLACK OPAL AND DIAMOND PENDANT AND CHAIN in 18ct yellow gold, the pendant set with a pear shaped cabochon black opal in a border of round brilliant cut diamonds, accented by a further round brillian

A FINE ART DECO BLACK OPAL AND DIAMOND RING in white gold, set with a pear shaped cabochon opal accented by round cut diamonds, no assay marks, size I / 4.5, 3.5g.

AN OPAL AND DIAMOND PENDANT AND CHAIN, ASPREY & CO in 18ct white gold, set with an elongated oval cabochon opal of 4.85 carats, suspended below four graduated chevron motifs set with round cut diamond

The pear-shaped opal, 15.40 x 10.54 mm, within a nest of RBC diamond, approx. .33 ct. TW. and bright gold wire, on braided chain. 14k. 1 1/2" x 3/4", 18". 4.4 dwt.

Opal, Diamond, Platinum, White Gold Pendant-Necklace  The pendant features an oval-sh

14k white gold necklace featuring a pear shaped opal surrounded by approx 1ctw of diamonds. Pendant is 29mm long including the bail, 17mm wide, 15 3/4" long chain. 6 grams wpm884007a Please review all

AIG Certified 14K yellow gold cast and assembled natural ethiopian fire opal and diamond pendant with 14K yellow gold cable chain. Bezel set pear Cabochon cut opal with intertwining diamond accented b

Centering a drop shaped cabochon opal in a single cut diamond surround, suspended from a diamond set bow; in fourteen karat white gold. L: 1 in.; Gross weight: 1.90 dwt.All items are sold as is on the

Opal and Diamond Pendant.  Classic elegance.  This is an 14 karat white gold pendant An approximate  4.23 carat pear-shaped genuine opal is prong-set in a halo of approximately .10 cara

This stunning natural opal necklace is marked OROI Italy and has a 14K rope chain. The pendant is a natural opal cabochon (not a doublet or triplet) set in white gold with a diamond encrusted bale. Ch

Crafted of 14k gold. Elegant drop design with pear shaped tanzanite gemstone surrounded by a halo of channel set round brilliant diamonds. Pendant is suspended from three round cabochon cut black opal

A TANZANITE AND DIAMOND PENDANT NECKLACE in 18ct white gold, set with a heart shaped tanzanite of 14.5 carats in a border of round brilliant cut diamonds suspended from a sterling silver chain, pendan

AN OPAL AND DIAMOND CLUSTER RING in 18ct white gold, set with a cabochon opal of 9.50 carats in a border of round brilliant cut diamonds, the band accented by further diamonds all totalling 0.65 carat

AN OPAL AND DIAMOND CLUSTER RING in 18ct white gold, set with a cabochon opal in a cluster of round cut diamonds, British hallmarks, size H / 4, 5.2g.

EFFY: A 14K BI-COLOR GOLD, OPAL AND DIAMOND PENDANT NECKLACE • 14k white and yellow gold • 1 oval cabochon opal weighing and measuring approximately 0.85 carat (8.00 x 6.10 x 3.20mm) &#822

A PAIR OF OPAL AND DIAMOND CLUSTER EARRINGS in 18ct white gold, each set with a cabochon opal in a cluster of round brilliant cut diamonds, suspending a further opal and diamond cluster, stamped 750,

Michael Christoff Fire Opal, Diamond, Gold Pendant-Necklace Stones: Pear-shaped fire opal weighing 3.95 carats; full-cut diamonds weighing a total of 1.38 carats. Metal: 14k yellow and rose gold Gross

OPAL AND DIAMOND RING in 18ct yellow gold, set with a cushion-shaped cabochon opal in a border of round cut diamonds, with further round cut diamonds to the shank, unmarked, size M / 6, 4.5g.

A PAIR OF OPAL DOUBLET AND DIAMOND DROP EARRINGS in 18ct white gold, each set with a cabochon opal doublet within a border of round cut diamonds, accented by single cut diamonds in fleur de lis motifs

AN OPAL AND DIAMOND DRESS RING in 18ct yellow and white gold, set with an oval cabochon opal accented by round brilliant and princess cut diamonds, the diamonds all totalling 1.2-1.4 carats, British h

OPAL DROP PENDANT NECKLACE, set with a round cabochon cut opal, suspending 2 drops, set with a pear shaped cabochon cut opal to the bottom. L. necklace 43 cm. 2.7 grams.