AN OPAL AND DIAMOND PENDANT Cabochon opal doublet

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

18K yellow and white gold diamond and opal doublet pendant, comprise of one free-form cabochon-cut 24 x 20 mm opal doublet and eight small round brilliant-cut diamonds; approx: 0.15 ct tw, marked: "75

14k yellow gold freeform pendant containing one freeform boulder opal, one oval cabochon doublet, four gemstones of various cuts and colors and one round brilliant cut diamond weighing approximately 0

14 kt. Yellow Gold, Opal and Diamond Pendant/Brooch Necklace , central oval cabochon opal, wt. approx. 7.00 cts.; pierced filigree surround set with 38 round cut diamonds, total wt. approx. 2.00 cts.;

14K WHITE GOLD OPAL DIAMOND PENDANT A fiery 15x20 mm cabochon teardrop opal surrounded by fifty brilliant round diamonds totaling approximately 1 carat. Custom basket design is not signed, however tes

Gold, Opal Doublet, and Diamond Pendantrectangular tablet inset with a freeform opal doublet (21.75 x 8.5 mm) and accented with a full cut round diamond melee weighing approximately .03 carat (H color

A Platinum, Black Opal and Diamond Pendant, containing one oval cabochon cut black opal measuring approximately 29.00 x 21.00 x 8.84 mm and 52 round brilliant cut diamonds weighing approximately 5.00

ANTIQUE OPAL AND DIAMOND PENDANT, set with a larger cabochon cut opal to the center, flanked with diamonds, opals and suspending 3 opal and diamond drops. Diamonds totalling approx. 1.60 ct. L. 5.4 cm

An Edna May opal and diamond pendant, c.1915, An Edna May opal and diamond pendant, c.1915, with an oval cabochon opal, with strong orange-red-green-blue play of colour, with a brilliant cut diamond m

OPAL AND DIAMOND RING/PENDANT Containing one oval cabochon cut opal measuring approximately 19.26 x 12.00 mm and six round brilliant cut diamonds weighing approximately 0.45 carat total, with removabl

An opal and diamond pendant claw-set with an oval cabochon opal, in a border of round brilliant-cut diamonds, stamped 750, to a trace link chain(Length: 1.5cm)

14K yellow gold rope chain hung with a 14K yellow gold pendant having a centered prong set cabochon opal surrounded by a diamond halo with diamond accents on the bail. Chain stamped QCD 14K, pendant 1

A White Gold, Opal and Diamond Pendant/Brooch, containing one oval shape cabochon cut opal measuring approximately 25.20 x 16.70 mm and 29 round brilliant cut diamonds weighing approximately 2.85 cara

OPAL, DIAMOND AND GREEN GARNET PENDANT/NECKLACE The oval opal cabochon with a brilliant-cut diamond and green garnet surround, lengths: pendant 3.0cm, chain 44.5cm For further information on this lot

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

A 14K GOLD, OPAL AND DIAMOND PENDANT Centering an oval cabochon opal weighing approximately 88.50 carats set in an abstract gold and round diamond frame, measures 2 1/4 x 1 1/2 in.

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.

14 kt. White Gold, Yellow Gold, Opal and Diamond Pendant on 14 kt. Gold Chain, center bezel set oval cabochon cut opal, wt. approx. 11.06 cts., 21.53 x 7.28 mm; bezel and link with 37 round brilliant

AN OPAL AND DIAMOND RING in yellow gold, set with an oval cabochon opal doublet within a border of single cut diamonds, no assay marks, size Q / 8, 5.3g.

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

The first pendant, is crafted out of platinum, featuring a cabochon opal, weighing approximately 1.48 carats, surrounded by round-cut diamonds, weighing a total of approximately 0.60 carats, suspended

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

Centering an oval cabochon opal in a full cut diamond and detailed fourteen karat gold surround; total diamond weight approximately 0.55 carat; accompanied by fourteen karat gold snake chain. Pendant

This is an antique 14K gold pendant necklace dating to the early 20th century. The pendant features a large prong set opal cabochon with vibrant green, blue, and red fire. Accented by three full cut d