opal

An 18 carat gold ring with opal flanked by two diamonds, size K, 2.5g

A marquise shaped black opal doublet pendant, with a pierced scalloped frame. Dutch assay marks 585 for 14ct gold, 75g Condition Report In goo...

BLACK OPAL AND DIAMOND CLUSTER RING. 3 grams, testing 18 ct. gold. Set with black opal with a good play of colour. Bright and lively diamonds. Siz...

A pair of 9ct gold opal and diamond drop earrings with scroll backs, 23mm drop, 1.7g

A 9ct gold opal and ruby dress ring, missing stones, M, 2.5g

A 9ct gold amethyst and opal five stone ring, carved claw setting, M 1/2, 4gm

A 9ct gold opal and garnet five stone cluster ring, Q 1/2, 3.9g

14ct Yellow Gold ring set with six oval Opals with central Sapphire with Topaz surround. Finger size 'M-5' 3.3g

9ct gold Opal claw set ring size O

A 2.59ct Untreated Ethiopian Opal Gemstone - Oval Cabochon, Brown-Orange with Play of Colour. Comes with the GFCO Swiss Certificate. ref: ZK255

A 5.70ct Untreated Ethiopian Opal Gemstone - Oval Cabochon Shape, White with Play of Colour. Comes with the GFCO Swiss Certificate. ref: ZK249

A 9K Yellow Gold Opal Cabochon Ring. Wonderful colour-play. Size Q. 3.96g total weight.

A top-quality Monarch Opal, oval cut, dimensions: 26.4 x 16.3 x 3.6 mm, weight: 9.8 carats, with predominantly green hues. Both sides equally good...

A GROUP OF UNMOUNTED OPALS - comprising four doublets - three solid opals - largest boulder 3.5cm length (7) Footnotes: CONDITION REPORT O...

9k gold opal ring, size L/M, w: 1.3 gms

AN OPAL AND DIAMOND CLUSTER RING The oval cabochon opal claw-set within a triple surround set with brilliant-cut diamonds, diamonds approx...

AN OPAL AND DIAMOND RING, CIRCA 2007 The claw-set oval opal cabochon, shouldered with brilliant-cut diamonds, mounted in 18 carat yellow go...

Title: 9ct Solid Gold Australian Dark Opal and Ruby Ring. Excellent Condition. Description: LOT 5 DESCRIPTION 9ct Solid ...

AN EARLY 20TH CENTURY YELLOW METAL, OPAL AND RUBY PENDANT NECKLACE Having an arrangement of gem stones forming a pierced flower design, on a 14ct ...

A VINTAGE PAIR OF 18CT GOLD AND OPAL EARRINGS The single cabochon cut stone on a floral mount. (opal approx 0.8cm x 0.5cm) Condition: good

Pair of silver opal pendant stud earrings, stamped 925, boxed

AN 18CT GOLD OPAL FIVE STONE RING With graduated cabochon opals, total weight app. 2.7g. Ring size O.

An opal and diamond brooch, late 19th century, of cluster design, set with a cabochon opal, within a border of cushion-shaped diamonds, mounted i...

A collection of jewels, comprising: an opal and rock crystal bead necklace, with a diamond cluster clasp, early 20th century, length 41cm, fitte...

An opal and diamond cluster ring, the solid white opal weighing 5.22cts within a diamond border and diamond shoulders, total diamond weight 0.53c...

An opal pendant, 1970s, set with a freeform opal cabochon, within an abstract textured gold mount, length 6.7cm, stamped 9CT, gross weight 24.4 ...

An opal and diamond cluster ring, set with a solid white opal within a surround of diamonds in platinum, size P

An opal and diamond cluster ring, set with a central solid white opal within a surround of cushion-shaped diamonds in gold, size P

Feiner Opal/Brillantring. Weißer Opal mit lebhaftem Farbspiel von Brillanten flankiert, zus. 1,80 ct. Feines Weiß (top wesselton) vvs. 18 ct. GG....

Hochfeiner Opal/Brillantanhänger. Ovaler, weißer Opal mit prachtvollem Farbspiel. Brillanten zus. 1,30 ct. Feines Weiß (top wesselton) vvs. 18 ct...

Boulder-Opal. 69 ct. Tropfenförmig

Opal clip patent ring GG/WG 750/000 with an oval opal cabochon in a good play of colors, RG 51 with extension patent of the rail for more comforta...

Open designed opal diamond ring GG 585/000 with a boulder opal 16 x 11 mm blue with little play of color and a brilliant-cut diamond 0.15 ct W/PI1...

Opal ring GG 585/000 with one oval and 10 round opal cabochons 9.8 x 7.8 and 3 mm with a slight play of colors, RG 51, 4.5 g Opal-Ring GG 585/000 ...

Opal-Yowa Nut, ca. 59,96 ct. 2 Hälften (nicht ganz passend) einer Opal-Yowa Nut (Muttergestein-Kiesel) mit Opal. D. 3,8x 2 bzw. 4x 4,2 cm.

Gelber Opal, ca. 19,75 ct. Oval facettiert. Überwiegend opak mit durchscheinenden Partien, gebl-braun. Mexiko.

Welo-Opal, ca. 2,68 ct. Rund facettiert. Lebhaftes Farbenspiel des Regenbogens. Äthiopien.

Paar Opal-Ohrstecker. Brisur und Sicherung 585/000 GG. Opalkugel, D. ca. 9 mm.

RING, 750 yellow gold (1.75 g), set in the middle with a synthetic opal and flanked on the sides by a total of 6 green diamonds (treated). Ring si...

A 9ct gold opal & sapphire pendant, with chain. Pendant with hallmarks for 9ct gold, partially indistinct. Length of pendant 3.6cms. Length of...

An opal & diamond dress ring. Ring size O1/2. 3.6gms. Condition Report: Diamond bright. Estimated total diamond weight under 0.10ct. Individua...

An 18ct gold opal and diamond pendant, on an integral 18ct gold fancy-link chain. Estimated diamond weight 0.10ct. Chain and pendant with hall...

A pair of opal drop earrings. Stamped 375. Length 4.7cms. 2.3gms. Condition Report: With hook fittings for pierced ears. Opal transparent ...

An opal & diamond stickpin. Length of stickpin head 1.6cms. 1.6gms. Condition Report: Diamond bright. Estimated diamond weight under 0.10ct. I...

An 18ct gold opal & diamond five-stone ring. Hallmarks for 18ct gold, partially indistinct. Ring size S. 3.1gms. Condition Report: Some claw...

A pair of opal triplet & diamond earrings. Length 1.6cms. 4.9gms. Condition Report: With fixed posts for pierced ears. Diamonds fairly brigh...

A Victorian 9ct gold opal, composite opal & split pearl pendant, on an integral chain. Pendant with hallmarks for Birmingham, partially indistin...

A 9ct gold opal & diamond cluster ring. Estimated total diamond weight 0.10ct. Hallmarks for London. Ring size L. 3.3gms. Condition Report:...

A 9ct gold diamond & opal dress ring. Hallmarks for Birmingham. Ring size P. 2.3gms. Condition Report: Overall in good condition. Estimated...

A late Victorian 18ct gold opal & diamond dress ring. Hallmarks for Birmingham, 1900. Ring size L1/2. 2.9gms. Condition Report: Band off-rou...

An opal pendant, with chain. Clasp stamped 14K. Length of pendant 2.1cms. Length of chain 50cms. 1.6gms. Condition Report: Clasp slightly lo...

An 18ct gold fire opal single-stone ring, by Theo Fennell. Hallmarks for London, 2000. Ring size M. 5.4gms. Condition Report: Fire opal ...

A pair of opal floral cluster earrings. Stamped 375. Length 2.1cms. 1.9gms. Condition Report: With fixed posts for pierced ears. Opals wel...

A 9ct gold opal single-stone ring. Hallmarks for 9ct gold. Ring size M. 4gms. Condition Report: Opal in good condition. Please see the Impo...

A 9ct gold opal stud earrings. Hallmarks for Birmingham. Length 1cm. 1.7gms. Condition Report: With fixed posts for pierced ears. Opal fai...

A 9ct gold opal doublet dress ring. Hallmarks for Birmingham. Ring size P. 2.2gms. Condition Report: Band slightly off-round. Opal doublet...

A pair of 9ct gold fire opal stud earrings. Hallmarks for Sheffield. Length 0.7cm. 1.1gms. Condition Report: With fixed posts for pierced ea...

An opal pendant. Stamped 585. Length 1.4cms. 0.5gm. Condition Report: Opal translucent, with play-of-colour. Please see the Important Notic...

A pair of opal drop earrings. Length 2.6cms. 2.8gms. Condition Report: With hook fittings for pierced ears. Opals well matched, white body c...

Opal gold bar brooch, 4.75cm across.