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Gents 18ct yellow gold opal ring, hand made bezel set ring with one rectangular shape black opal size R

Gents 18ct yellow gold opal ring, hand made textured design bezel set ring with one rectangular shape precious opal size T

18ct gold, opal and diamond pendant necklace; comprising a pear shaped opal cut en cabochon weighing approximately 8.70 carats, within a gold surround detailed with brilliant-cut diamonds together weighing approximately 0.19 carats, to a flat curb link cha

14ct gold, opal and diamond ring; of cluster design, centring a claw-set oval opal cut en cabochon weighing approximately 1.50 carats, within a surround of brilliant and tapered baguette-cut diamonds together weighing approximately 0.80 carats, size P.

14ct gold, opal and diamond ring; of bombe design, centring a claw-set oval opal cut en cabochon weighing approximately 5.00 carats, within a surround of sixteen brilliant-cut diamonds together weighing approximately 0.45 carats, within a raised openwork r

An impressive 'Handmade' contemporary 14ct yellow gold opal and diamond designer bangle, the top with concentric circle motifs supporting the five oval cabochon opals with 'Good blue / green flash' and six modern round brilliant cut diamonds of 0.77ct.

Platinum opal and diamond brooch, circa 1930; of Art Deco design centring a claw-set oval-shaped cabochon opal weighing approximately 18.62 carats, within an openwork geometric frame accented with millegrain-set old mine-cut diamonds together weighing appr

Black opal and diamond ring; centring a bezel-set low cabochon Lightning Ridge black opal weighing approximately 5.47 carats, to scrolled shoulders accented with round brilliant-cut diamonds together weighing approximately 0.05 carats, mounted in 18ct gold

Vintage opal doublet and rose gold ring Unmarked. Approx opal size 12.5 x 11.5 mm, ring size S-T, weight 7.5 grams, tests as 9ct

14ct rose gold, 6.33ct opal and diamond ring, the design features, one free form cabochon cut, plays of green, violet, yellow, orange, blue, Australia black opal 6.33ct, 14.23 mm x 12.99 mm x 4.54 mm, channel set. Encompassing the design are 41 round brill

14ct white gold opal and diamond halo pendant, the design features, one free form cabochon cut green violet yellow orange blue Australian opal 8.52ct, with 40 round brilliant cut diamonds 0.56ct TDW SI2-I2 clarity, micro-claw set

An opal ring, oval solid white opal cut en cabochon measuring 16.6 mm x 10.2 x 5 mm, claw set to a rounded band, platinum, total weight 6.1gms.

An Australian silver and Queensland boulder opal pendant, 2.8 cm high

A vintage 9ct yellow gold and opal triplet pendant mounted on a 9ct gold choker, stamped '9ct', the pendant 8 cm high, 25 grams total

A gent's 9ct yellow gold signet ring, set with a fine solid polished opal, stamped '9ct', 7.8 grams total

A gold ring, set with a large polished solid white opal, stamped '333', 9.6 grams total

A 9ct yellow gold pendant, set with a solid Coober Pedy white opal, 3 cm high overall,

A sterling silver and marcasite kookaburra brooch set with an opal; together with a pair of sterling silver and marcasite kookaburra earrings, the brooch 3 cm wide

An antique 18ct white gold and platinum and opal bar brooch, early 20th century, stamped '18ct, Plat.', 4.5 cm wide, 4.7 grams total

An antique gold ring, set with a solid jellybean opal, 2.1 grams total

Morison & Daley of Wagga Wagga, antique 9ct yellow gold bar brooch, set with an opal doublet surrounded by white diamonds, in original retailer's plush fitted box, 19th/20th century, 5.5 cm wide, 3.3 grams

Gold and opal dress ring, unmarked (tested 12ct), featuring a large elliptical shaped solid opal, approx. 33 mm x 12 mm, set in eight prongs above a pierced basket setting, total weight 13.92gm, size M

Alex Sadlo (Europe, Australia, Britain, b.1927), 18ct yellow gold and opal pendant, stamped 18ct, of elliptical form, with central hand painted portrait of a young woman beneath a solid opal veneer, total weight 12.35gm, length 6.6 cm

Stunning 9ct gold and opal brooch, stamped 9ct verso, featuring six bezel set solid opals of assorted size and type, set on a 9ct yellow gold geometric lattice framework, total weight 13.26gm, width 6.5 cm

A 9ct gold Edwardian style opal and diamond ring, pierced cushion shape top set with a square and 4 marquise shape cabochon solid white opals and 4 round brilliant cut diamonds, size at top 15.3 x 16.6 mm, size N 1/2, wt. 2.42g.

A 14ct gold opal bangle, half round bangle top set with 5 oval cut solid opals of mainly blue, green yellow and some orange colours to closed in backs, opal sizes, 6.7 x 4.6 - 10.5 x 7.6 mm, width 3.28 mm, internal diam. 61.5 x 50.5 mm, wt. 12.17g.

A silver amethyst and opal ring, quatrefoil frame set with 13 round cut amethysts flanked by 4 pear and 4 round cabochon crystal opals, size at top 18 x 15 mm, size O, wt. 3.86g.

An oval opal and diamond ring having an oval cabochon cut white opal with good play of colour patch type pattern 17.7 x 12.3 mm accented with two small white diamonds. Mounted in 9ct yellow gold. Size: L. Weight: 4.5 grams.

Opal ring mount in 18ct yellow gold and set with a free form semi dark opal. Size: L. Weight: 5.6 grams.

9ct yellow gold opal triplet pendant, W2.07g

9ct yellow gold opal triplet ring, 50s/60s oval triplet opal ring split to underail, size P 8.75. W4.4g

9ct rose gold, vintage ring, featuring one claw set 9.80 mm x 8.23 mm oval, cabochon cut opal, in a twisted fan like design. Finished weight 3.20 grams. Ring size P 1/2.

14ct yellow gold, 31 x 35 mm open worked round cabochon cut opal pendant/brooch, suspended from on a plated chain. Pendant weight 8.4 grams. Chain length 44 cm.

Opal doublet ring, bezel set in yellow gold with a blue green stone with channel set brilliant cut diamonds to the shoulders, stamped 18ct, total weight 4.5grams, size O

Pair of 18ct white gold, opal and diamond earrings, Faberge, each surmount modelled as a flower is collet-set with a rose-cut diamond surrounded by brilliant-cut diamond petals suspending a similarly set articulated connector and terminating in a diamond-c

18ct bi-colour gold, opal and diamond necklace, the claw-set pear shaped black opal cabochon is suspended from a diamond-set triangular bale completed by an 18ct white gold foxtail chain, the opal and diamonds together weighing approximately 18.72 carats a

Opal and diamond ring, 18ct yellow gold designed as a cluster, with a solid natural white Australian opal in a multi claw setting surrounded by eighteen old European cut diamonds, total weight 4.7grams size N

Opal and diamond ring, fine natural solid white Australian opal cabochon cut in a four claw setting surrounded by a cluster of bezel set round brilliant cut diamonds, diamonds bead set down the band, set in 14ct yellow gold, stamped 585, opal 7.18cts, diam

14ct white gold statement ring, solid black Lightning Ridge opal and diamond. The centre features, one rectangular cut solid black with colours of green and blue Lightning Ridge opal (4.23ct), bezel set, with 116 round brilliant cut diamonds (1.57ct TDW SI

Flower brooch opal brooch, 9ct gold boulder opal pendant, carved in the form of a flower with gold mount and safety chain

9ct opal gents dress ring, yellow gold with central Lightning Ridge bright coloured opal with red, green and purple flecks flanked by diamonds, size W. 12.87grams

Prouds opal and diamond ring, circa 1940, of cluster design, centring a claw-set oval cabochon opal weighing approximately 2.10 carats, framed by a line of pave-set old-cut diamonds, the small diamonds together weighing approximately 0.23 carats, mounted i

Tiffany & Co. diamond and multi-gemstone 'Heart Key' pendant necklace, of bombe form, the openwork heart shaped padlock is pave-set to the front with brilliant-cut diamonds between collet-set circular-cut gemstones including citrine, tsavorite, amethyst, f

Dior 'Rose Des Vents' gemstone and diamond charm bracelet, Victoire de Castellane, property of a private Sydney collector, composed of a line of trace links supporting five collet-set circular plaques including pink opal, onyx, turquoise, mother-of-pearl a

Dior, diamond and gem-set 'Rose Des Vents' bracelet, set with circular-cut diamonds, lapis lazuli, carnelian, malachite, turquoise, pink opal, tiger's eye and mother of pearl, stated total diamond weight 37 carats, signed Dior, French assay marks, numbered

Opal, ruby and diamond bar brooch, set with circular-cut rubies and old-cut diamonds, mounted in 15ct gold, length 5.2 cm.

Opal and diamond pendant, the oval black opal measuring approximately 23.50 x 18.50 x 5.25 mm, mounted in a gold frame accented with brilliant-cut diamonds, 18ct gold, weight 11.4gm, length 4.5 cm.

15ct yellow gold, Victorian bar brooch set wtih one 10 x 7.50 mm, oval cabochon, white opal. Finished weight 4.40 grams. Length 48 mm.

18ct white gold and opal bracelet, centring a circular opal cut en cabochon weighing approximately 7.50 carats, to an expandable link bracelet completed by a box clasp, length approximately 160 mm.

9ct gold opal brooch, centring a collet-set cushion shaped opal cut en cabochon weighing approximately 3.00 carats within an engraved gold border, measuring approximately 36 x 27 mm.

9ct gold opal specimen brooch, comprising two glass cylinders filled with opal fragments, length approximately 65 mm, accompanied by a fitted period box.

Pair of 18ct gold and opal cufflinks, each cufflink comprising an oval opal plaque measuring approximately 20 x 14 mm, to an ovoid tipover and baton connector.

18ct gold and opal ring, centring a bezel-set oval opal cut en cabochon measuring approximately 13.6 x 8.6 mm, within an abstract openwork gold surround, size T.

9ct gold and opal ring, centring a claw-set boulder opal measuring approximately 16.8 x 10.9 mm within an abstract surround, stamped Lee, size O

Vintage pair of black opal earrings, 10ct rose gold with central bright, colourful black opals

19th century. Australian opal brooch, ornate scrolled 9ct yellow gold brooch with inset opal Cooper Pedy with bright, colourful plays of colour

Vintage 9ct opal bar brooch, central bright colourful opal with high plays of colour in gold leaf setting

Opal and gold floral spray brooch, opals supplied by Dagbjorn Johnson miner from Andamooka with original opal gems, double bay box

Coober Pedy opal and diamond drop earrings, 14ct yellow gold. The design features 2 oval cabochon cut green violet yellow orange and blue, Australia Coober Pedy opals (14.59ct TSW, 19.15 mm x 7.98 mm - 19.59 mm x 8.04 mm), with 24 round brilliant cut diamo

A 9ct yellow gold vintage opal dress ring

Opal and diamond signet ring mount in 18ct yellow gold with a nugget texture and set with a free form style opal, in bright blues and greens and accompanied by 13= 0.13ct H Si brilliant cut diamonds. Size: N. Weight: 9.8 grams.

A 9ct yellow gold selection two 9ct yellow gold chains with two opal pendants in 9ct and a small diamond ring also in 9ct yellow gold. Weight:13.5 grams.(2)

Four unset opals a small oval cut Andamooka opal. Weight: 1.59ct. A large triangle cut Andamooka opal. Weight: 4.79ct. A large oval Andamooka opal. Weight: 4.92ct. A small triangle cut Andamooka opal. Weight: 2.16ct. All have good play of colour.(4)

A collection of jewellery items. One 18ct white gold ruby ring, one 9ct yellow and white gold opal ring, one 10 mm round South Sea black pearl pendant with good lustre and a pair of silver dark grey with slight blue under tone pearl studs with 18ct yellow

A selected strand of South Sea pearls having 59 near round silver white 12.5 to 13.5 mm South Sea cultured pearls good to lustre and some very minor blemishes. Fitted to the strand is an 18ct white gold clasp set with a cabochon cut oval semi dark opal app

18ct white gold, opal and diamond ring. Centring a claw-set oval cabochon opal weighing approximately 4.50 carats, within a geometric surround of claw-set baguette and brilliant-cut diamonds together weighing approximately 2.30 carats, size N, weight appro

14ct gold, opal, emerald and diamond brooch, stamped 14k, in tree of life design, comprising twenty pear shaped cabochon white opals, five round cut diamonds and four round cut emeralds in four pronged settings, total weight 14gm, height 4.6 x width 4.3 cm

Stunning Australian 9ct gold opal specimen brooch, early 20th century, stamped 9ct, of cylindrical form, with 9ct rose gold end caps engraved with foliate motifs, the cylindrical glass vial containing a multitude of fire matrix opal chips, with safety chai

Alex Sadlo (Europe, Australia, Britain, b.1927), silver and carved opal pendant necklace, the pendant of semi abstract stylised form depicting a woman's face in profile with pronounced features, with a large inset carved opal representing hair, set on a si

A vintage 9ct gold and solid opal ring. Weight 4.1g. Size O.

A vintage two tone gold opal and diamond ring, four claw set in 14ct white gold with an oval cabochon solid white opal (16.31 x 12.07 x 4.29 mm) with good rolling colour to stepped Deco style shoulders set with single cut diamonds on a tapered 18ct yellow

Opal triplet cufflinks and tie pin suite, cufflinks and pin bezel set in 18ct gold, links with 9ct gold backs, pin with gold plated back, links set with 17 x 14 mm oval opals, tie pin with a 9 x 8 mm opal, good colour range, wt. 12.37g.

A pair of Edwardian style 9ct gold topaz and opal earrings, each a scrolling frame centring an approx. 1.00ct oval cabochon white topaz surrounded by 4 round solid opals on a shepherds hook fitting, length 30 mm, wt. 3.52g.

Philippe Starck (French, b. 1949), table lamp KTribe T1, designed 2007, manufactured by Flos, opal white polycarbonate inner diffuser and cream fabric shade, die cast, polished Zamak alloy and polished aluminum tubular base, retains manufacturer's label, w

Philippe Starck (French, b. 1949), floor lamp KTribe F3, designed 2007, manufactured by Flos, opal white polycarbonate inner diffuser and aluminized bronze plastic shade, die cast, polished Zamak alloy and polished aluminum tubular base, retains manufactur

Opal triplet set 9ct yellow gold pendant & group to includes a opal doublet & silver pendant and silver chains. Marked 9ct, weight 1.8 grams, chip to the edge on a gilt metal chain

Australian opal triplet & 9ct yellow gold setting on a later stick pin, unmarked, size 20 x 15 mm

Vintage Australian opal triplet & 9ct yellow gold pendant, marked 9ct, approx weight 1.7 grams

9K gold ring, set with a large opal triplet

9ct antique opal dress ring, central blue, green opal in hammered designer setting

Solid opal dress ring, set 9ct yellow gold filigree four claw setting is a solid polished central opal with strong colours including green, yellows, purple and red, good quality stone

A vintage sterling silver and opal triplet ring. Weight 4.0g. Size O.

A vintage sterling silver and opal ring, in the Wager manner; repair to back of opal. Weight 2.8g. Size P-Q.

A black opal and sterling silver ring. Weight 12.6g. Size Q-R.

An antique 9ct rose gold and solid Australian opal ring. Weight 1.3g. Size N.

A vintage 9ct rose gold and opal ring. Size P. Weight 3.4g.

A 14ct gold opal and diamond dress ring, set with shouldering champagne diamonds. Size O1/2. Weight 4.1g.

A 9ct gold and opal doublet ring. Weight 2.4g. Size N.

A 9ct gold and opal triplet ring. Size O. Weight 3.0g.

A vintage 14ct white gold and opal ring. Size J. Weight 3.3g.

A pair of 9ct gold opal triplet cufflinks and tie pin suite, sun burst design, cuff links with folding bar backs, top size 15 x 22 mm, and tie pin/ tac size 17 x 13 mm, with a metal safety back, total gold wt. 10.76g.

A vintage 9ct gold opal pendant, ribbon frame set with a 9 x 6.5 mm solid white opal of fine colour, size 25 x 12 mm, wt. 1.61g.

14ct yellow gold hinged lever back drop opal and diamond earrings. Opals are approximately 8 x 5 mm, pear shape, seated in four claw settings. Earrings are 23 mm in total length. Finished weight 1.40 gms

14ct yellow gold hinged lever back drop opal and diamond earrings. Opals are approximately 6 x 4 mm, oval in profile seated in four claw settings with one single diamond sitting above. Earrings are 15 mm in total length. Finished weight .76 gms

14ct yellow gold hinged lever back drop opal and diamond earrings. Opals are approximately 9 x 5 mm, marquise shape in profile seated in four claw settings swinging with one single diamond sitting above in a four claw setting which swings from a jump ring

Natural white opal and diamond drop earrings, 14ct white gold solid halo design. The centres feature 2 free form cabochon cut, solid natural white opals (7.98ct TSW, blue-green-yellow-orange-red colour play), claw set, with 72 round brilliant cut diamonds