An opal doublet pendant. The oval opal doublet, with

An opal doublet pendant. The oval opal doublet, with rope-twist surround and geometric ribbon surmount, suspended from a tapered and grooved loop. Length 4.4cms. Weight 6.7gms.

An opal doublet pendant, comprising an oval precious opal doublet, displaying play-of-colour mostly ranging from green to purple on dark blue ground, to a scalloped mount and plain bail, yellow metal

1) 14K yellow gold large pear shape jelly opal ring in bezel mounting and open circle accents on the side, sz 4.5 and 2) 14K yellow gold chain with oval opal doublet pendant, 15 in. L, 13.6 grams tw

An opal doublet pendant on seventeen inch chain both stamped 14kt. gold, weighing 2.5 grams, set with one oval opal doublet measuring 9.75mm x 7.65mm.

Includes: (1) opal oval doublet/triplet pendant, approx. .75 carats +/-, L-7/8", .03 ozt total; (1) opal doublet / triplet (?) pendant slide, oval , approx. 3 carat +/-, stamped 925, L-9//16", .12 ozt

Sterling silver oval shape Australian boulder opal doublet pendant and chain necklace. Opal has very nice play of color. Chain length can be worn as 16 inches and 18 inches. Pendant length 1/2 inches

A suite of composite opal jewellery in 9ct gold, consisting of a ring, a pendant and a pair of earrings; the ring comprising of a precious opal doublet in oval collet with twisted rope frame, to flat

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

Estate 14kt yellow gold and black opal doublet pendant, signed Vaughan (?), on a 14kt yellow gold chain, pendant: approx 2.5"l, 1 5/8"w, chain: approx 29"l, 38.9 grams total (inclusive of all material

Estate 18kt gold (tested) pendant, black opal doublet, four diamonds, approx 0.24cttw, average clarity: I1, average color: J-M, on a 14kt white gold rope chain, opal doublet is cracked, pendant: appro

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

Two 18k Bar Pendants + Opal Doublet Tie-Tac, 16 grams 18k tricolor design bar pendants 1 1/8" x 5/8" and 1" x 1/2". (13.1 DWT). Opal doublet tie-tac 1/2" x 3/8". Pendants inscribed on verso, with box.

Ed Wiener (American, 1918-1991). Signed vintage designer gemstone brooch. A freeform Brutalist design with prong set round cut diamonds set around a large oval opal doublet with great play of color. C

This is an 18kt yellow gold black opal doublet ring. The approximate 12mm x 8mm oval opal doublet is in a lost wax cast nugget-style setting made of 18kt yellow gold. The ring is US size 6 and weighs

Pair of Black Opal and Diamond Earrings 14k yellow gold, the post-back pierced earrings mounted with an oval opal doublet weighing approximately 1.87 carats in total, surrounded by round brilliant-cut

An Opal Doublet Diamond 18K Gold Ball Ring he oval opal doublet centers the spherical frame, measuring approximately 18.3 x 15.0mm, accented by curving rows of ninety-tworound brilliant cut diamonds,

One ladies opal doublet ring stamped 18kt yellow and white gold weighing 8.5 grams. Bezel set with 1 oval opal doublet measuring approximately 12.75mm x 9.50mm x 3.45mm, also set with 4 old mine cut d

Fancy two tone necklace, with platinum peanut links and twisted bar links in 18ky gold, features an oval opal doublet centerpiece with a marquise dangle, both bezel set and flaring deep red orange, bl

One opal doublet ring stamped 14kt. yellow gold weighing 16.9 grams. Set with one oval opal doublet measuring 22.13mm x 13.51mm. Size 7.

18K yellow gold contemporary split shank ring featuring oval opal doublet measuring 8.2 x 11.6 mm bezel set in center with diamonds weighing approx. 0.30 ctw bezel set on either side, sz 7, 10.6 grams

18k white gold diamond and black opal doublet pendant set with a black opal doublet measuring approx. 11mm x 8.5mm, and 45 round brilliant cut diamonds, approx .45 carat total weight, measuring approx

An Opal & Diamond Ring. 14 karat yellow gold mounting contains one bezel set oval opal doublet, three Old Mine cut diamonds and four Old European cut diamonds Size: 6 Wt: 13.2 grams

NO RESERVE - AN OPAL DRESS RING, Made in 9 carat yellow gold, Oval opal doublet, 13.6mm x 9.8mm, Stamped 9ct, Size M1/2 / 6.5, Weight 2.4 grams

An Art Deco style brooch pin. Composed of a 14K yellow gold surround having an open-work motif, centered by a large oval opal doublet (25mm x 15mm). The brooch measures 1.75" long, 5/8" high. Unstampe