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3,480 item(s) found, 673-768 shown:
Opal specimen approx size 47 x 29 mm
Vintage opal triplet and 9ct rose gold stud earrings, marked 9ct, oval setting size 12 x 8 mm, weight 3 grams
Mid century opal & old cut diamond daisy ring set in 18ct yellow gold. Marked 18ct, opal cabochon size 6.5 x 6 mm, ring size N, 14@ old mine cut diamond estimated 0.50ct, item weight 3.9 grams.
Opal and diamond set 14ct white gold ring marked 585, 1 x oval opal 9.7 mm x 6.8 mm and 16 x 1.3 mm round cut diamonds, ring size M, approximate total weight 4.7 grams
Opal & sapphire set silver earrings with lever backs, 2@ crystal opals 7 x 4.8 mm
Mid century Australian opal doublet set silver brooch marked sil, doublet size 18 x 13 mm, the opal is mounted on potch
Australian Arts & Crafts opal and 9ct rose gold ring. Circa 1950-60s. Marked 9ct Ara, 1@ cabochon 14 x 13 x 3.5 mm, 3.4 grams, ring size Y.
Opal & sapphire set silver ring marked s925, 1@ oval cut crystal opal cabochon 6.5 x 5 mm, ring size N
Vintage opal and yellow gold cocktail ring marked 14k, 6.1 grams, ring size O missing two cabochons, tests as 10ct
Australian Arts & crafts opal triplet and silver ring with rose gilt highlights, marked stg sil, triple size 18.4 x 14 mm flea bite chips, ring size N
Vintage opal and 9ct white gold ring marked 9ct, 1@ crystal opal, showing flashes of green - blue flashes, ring weight 5.9 grams, ring size L-M. Opal dimensions 14.5 mm x 7.8 mm x 2.78 mm
Mid century mutli gemstone and rose gold brooch marked 18ct, 35 x 17 mm opal doublet, 13 x 9.5 mm opal doublet, 7.5 x 7 mm green zircon, 11 x 7 mm jelly opal, 7.5 x 6.5 mm Ceylon type sapphire, 6 x 5 mm clear sapphire, 5.2 mm blue- clear sapphire, 8 x 7 mm
Antique Australian opal triplet & 9ct rose gold cufflinks. Marked Dunklings, total weight 4.4 grams, triplet size 8 x 7 mm
Opal, diamond and two tone gold cocktail ring, rubbed marks, 1@ Andamooka type matrix opal, 16 x 11 mm, 8@ single cut diamonds, ring size R, weight 7.5 grams, tests 17ct
Australian Arts & Crafts rose gold ring set with a opal triplet (moved from the setting), unmarked, weight 2.4 grams, ring size P, opal size 10 x 9 mm
A 9ct gold and sapphire bar brooch, opal and silver earrings, opal pendant and two gold finished necklaces, (6 items).
Opal ring 18ct yellow gold with, one solid white crystal opal, 4.54g
Opal and diamond ring 18ct white gold, fourteen 2.4 mm diamonds, one opal doublet, double band at base, width 1.98 mm, opal set in centre with, diamonds Surrounding four claw set, 6.73g
A gold opal pendant necklace, featuring an oval cabochon crystal opal set in 9ct, size 13 x 9.2 mm, on an 18ct snake link chain with bolt ring clasp, length 45 cm, wt. 3.46g.
Miniature silver Opal Vintage Car model marked 800 to base, length 7.5 cm; height 5 cm.
A rare and important colonial Australian gold and opal brooch by Evan Jones of Sydney, the oval frame applied and sculpted with palm trees, emu, kangaroo and balga grass plant, framing the large oval polished quality opal panel of colours representing the
Three good loose opal doublets free form cabochon 20 x 13.3 mm blue to purple colour, square disc 14.6 x 14.6 mm light green and blues, oval cabochon 10.7 x 15.8 mm dark blue to purple and strong green flashes
Three loose crystal opal total weight 6.2ct.
Loose black opal and two almandine garnets opal cabochon weight 2.55ct, pear and marquise table cut garnets total weight 4.6ct
Five loose black / dark opal cabochons. pair 6.5 x 4.7 mm = 1.2ct. 10 x 7 mm = 4.7ct. Round 7 mm = 1.15ct. 5.5 x 9 mm = 0.85ct (very strong play of colour). Total = 7.90ct
Four loose opal cabochons 2@ pink opals total weight 2.05ct, 1@ crystal opal 1.90ct showing strong red, orange green colours, 1@ jelly opal 2.20ct showing flashes of orange and green
Opal triplet and 9ct yellow gold pendant marked 375. weight 1 gram
Antique Australian opal and 15ct rose gold brooch marked 15 omega or horse shoe. crystal opal cabochon 10 x 8 mm, showing strong greens and blues. weight 4 grams
Antique Australian opal doublet set 9ct rose gold ring, marked 9ct. weight 1.9 grams, ring size N. Weight to the doublet
Vintage Australian opal and 9ct yellow gold ring marked 9ct. cabochon size 14.8 x 9.5 mm, ring size Q, total weight 3.87 grams. Bezel set possible doublet mounted on potch
Opal & diamond set 18ct white gold ring in the Arts & crafts style, marked 18ct. weight 8.5 grams, ring size N-O, opal size 14 x 10 mm
A Celtic silver and opal cross pendant. Length 3 cm. Weight 2.1grams.
A 9ct gold and opal ring. Triplet opal. Size Q. Weight 2.4grams.
An opal and diamond pendant, opal encircled with pave set brilliant diamonds on 10ct yellow gold. Length 2.2 cm. Weight 1.2grams.
An opal and 9ct gold pendant. Length 3 cm. Weight 2.1grams.
A 9ct gold ring, set with opal. Size O. Weight 2.0grams.
A 9ct gold and opal ring, triplet opal. Size L. Weight 2.3grams.
A 9ct gold and opal ring, triplet opal. Size M. Weight 2.2grams.
A 14ct gold and boulder opal ring. Size N. Weight 2.1grams.
A boulder Matrix opal pendant, freeform opal set in 9ct rose gold, on a base metal display chain. Pendant weight 4.1g.
Two cultured pearl necklaces, one a double strand closing to a seed pearl and opal doublet clasp, the other a single strand closing to a ruby set ball clasp; in 9ct and 14ct gold respectively.
A light opal ring, set with figures embracing the opal; 9ct gold. Possibly Matcham Skipper. Ring size N. Weight 11.2g.
An opal dress ring, off-set design, bark finish to gold work; 18ct gold. Weight 12.1g. Note: opal is crazed and cracked. Ring size O.
An opal and diamond ring, featuring a centrally set light opal within a circular plaque, single round brilliant cut diamond totalling approx. 0.35cts; 9ct rose gold. Weight 5.9g. Ring size L.
A light opal ring by Gary Bradley, oval cut opal set within a freeform mount; 18ct gold. Signed GB. Weight 19.2g. Ring size O.
An opal Matrix ring, featuring two figures holding the opal; 9ct gold. Makers mark obscured. Weight 5.3g. Ring size N.
9ct ring, rose gold and opal dress ring, large central opal with leaf decoration 5.4g, size Q
An 18ct yellow gold solid white opal pendant, one pear shaped solid white opal, blue and pink play of colour mounted in a yellow gold pendant, Wt 5.2 grams
A 9ct yellow gold boulder opal pendant, one free formed boulder opal 9.43ct, blue green and pink play of colour mounted in a yellow gold pendant, Wt 4.9 grams
An 18ct gold opal and diamond pendant necklace, a cluster of 3 round, 3 oval and 2 free form solid black opals of mostly violet to green colours, and 7 round brilliant cut diamonds, size 20 x 15 mm, on a 1 mm wide cable link chain to a bolt ring clasp, len
An 18ct white gold opal and diamond ring, rub set with a solid crystal opal flanked by 9 round brilliant cut diamonds, width 10.3 mm, size N, wt. 3.54g.
An 18ct white gold opal and diamond ring, centring an oval cut opal with good colour to surround set with 26 round brilliant cut diamonds, top 12 x 10 mm, size M, wt. 4g.
Two unset opals, 1.98ct solid crystal opal with dark body tone and good play of colour, size 11.34 x 9.18 mm and a 3.39ct solid crystal opal with white body tone with mostly violet and green colours, size 13.24 x 9.19 mm.
9ct gold, opal and diamond ring, composed of three oval opals cut en cabochon, together weighing approximately 0.72 carats, space by fine diamond detail, maker's mark MJS, ring size O, 3.7 grams
9ct gold opal doublet brooch, in the form of a bow, centring an oval opal doublet with a foliate and ribbon design surround, measuring 17 mm x 67 mm, 7.1 grams
18ct gold, palladium, opal and diamond ring, of cluster design, centring an oval opal weighing approximately 3.50 carats, within a surround of twenty round brilliant-cut diamonds together weighing approximately 0.44 carats, ring size M, 6.8 grams
Pair of 14ct gold and opal earrings, of cluster design, each earring centring a seed pearl and three oval opals cut en cabochon together weighing approximately 0.75 carats, to European hook fittings, length 16 mm, 2.4 grams
18ct gold, opal and diamond ring, of cluster design, centring an opal cut en cabochon, within a surround of eight old European-cut diamonds and flanked by diamond set shoulders together weighing approximately 0.24 carats, ring size Q, 3.7 grams
9ct gold pendant and opal pin, the pendant in the form of an emu measuring 13 mm x 18 mm, the pin in the form of an insect with opal doublet set body measuring 14 mm x 17 mm, accompanied by a W. Kerr Watchmaker and Jeweller, Sydney period box, 3.2 grams
18ct gold and opal ring, composed of a collet-set oval opal cut en cabochon weighing approximately 3.56 carats, ring size N, 4.4 grams
9ct two-tone gold, opal and diamond ring, centring an oval opal cut en cabochon weighing approximately 2.50 carats flanked by four round brilliant-cut diamonds together weighing approximately 0.08 carats, ring size M, 3.8 grams
Platinum, opal and diamond ring, of cluster design, centring an opal cut en cabochon weighing approximately 0.89 carats, within a lozenge shaped cluster of round brilliant-cut diamonds together weighing 0.67 carats, ring size L, 8.4 grams
White gold, opal and diamond ring, centring an oval opal cut en cabochon weighing approximately 11.70 carats, within a surround of thirty round brilliant-cut diamonds together weighing approximately 0.30 carats, mounted in low carat white gold, ring size R
15ct gold and opal brooch, Duggin, Shappere and Co, the triple bar design centring an oval opal cut en cabochon weighing approximately 2.00 carats, length 46 mm, accompanied by a fitted L. Winter box, 4.4 grams
9ct gold and opal earrings, each earrings centring a round opal cut en cabochon weighing approximately 1.48 carats, within a foliate openwork surround, to post and butterfly fittings, diameter 19 mm, 4.2 grams
15ct gold and opal ring, proud, centring a collet-set black oval opal cut en cabochon measuring approximately 1.58 carats, ring size M, signed proud, 2.2 grams
15ct gold opal brooch, Grice, Australian, circa 1905, centring an oval and elongated-cut opal, both cut en cabochon, within an openwork gold surround, measuring 24 mm by 35 mm, signed Grice, accompanied by an A. Saunders box, 3.8 grams
9ct cabochon cut opal dress ring, with large 4.95ct white semi translucent central opal
14ct gold and multi gem ring. The oval plaque, set with vari-cut gemstones including diamond, ruby, emerald, sapphire, coral, opal, zircon, tourmaline, quartz, garnet and pearl, ring size J 1/2.
14ct gold and gem-set pendant. The oval pendant, set with vari-cut gems including, diamond, ruby, emerald, sapphire, coral, opal, zircon, tourmaline, quartz, garnet and pearl, length 50 mm.
14ct gold, opal and diamond ring. Centring a white oval opal cut en cabochon weighing approximately 6.60 carats, flanked by round brilliant-cut diamonds together weighing approximately 0.16 carats, ring size N 1/2.
18ct two-tone gold, opal and diamond ring. Centring an oval opal cut en cabochon weighing approximately 1.72 carats, within a surround of baguette and round brilliant cut diamonds, ring size O.
18ct white gold, black opal and diamond suite, Fairfax and Roberts, Sydney, early 20th century. Composed of a lavalier pendant and earrings, the pendant collet-set with an oval shaped and pear-shaped black opal cut en cabochon, between stylised openwork co
15ct opal and diamond bracelet, Australian, circa 1890. The hinged bangle, centring an oval opal cut en cabochon weighing approximately 1.95 carats, flanked by open crescents detailed with further cabochon-cut opals and rose-cut diamonds, Australian marks,
18ct gold, platinum, opal and diamond ring, William Drummund and Co. Of cluster design, centering an oval opal cut en cabochon weighing approximately 2.40 carats, within a surround of fifteen old European-cut diamonds together weighing approximately 0.75 c
15ct gold and gem-set bar brooch, Australian, T.Gaunt, circa 1900. In the form of an insect, the body detailed with an oval opal cut en cabochon and circular-cut ruby, the wings and eyes detailed with seed pearls signed T.Gaunt, length approximately 55 mm.
A silver opal and pearl pendant necklace, featuring a strand of cultured freshwater bullet shape pearls attached with a 15.4 x 12.5 triangular shape solid boulder opal with blue/violet/green colour, pendant size 29 x 14 mm, length 41 cm, with a silver clas
A vintage 9ct gold opal brooch, spray design rub set with a 23 x 14 mm oval triplet opal, size 45 x 30 mm, wt. 6.08g.
An opal and diamond ring, centrally set with a boulder opal measuring approximately 23.50 x 12.20 x 3.55 mm, accented with round brilliant-cut diamonds, estimated total diamond weight 0.30 carats, mounted in 18ct gold, gross weight approximately 13.30 gram
An opal and diamond pendant necklace, the pendant set with a pear-shaped crystal opal measuring approximately 24.60 x 15.40 mm, suspended from a pendant bale set with round brilliant-cut diamonds, to a bi-colour gold Omega link necklace, estimated total di
An opal and diamond cluster ring, centring an oval-shaped black opal measuring approximately 7.46 x 5.84 mm within a border of round brilliant and baguette-cut diamonds, estimated total diamond weight 0.25 carats, mounted in 18ct gold, gross weight approxi
Three gem-set pendants, comprising: an 18ct gold pendant claw-set with a pear-shaped amethyst measuring approximately 30.00 x 20.00 x 13.65 mm, the pendant bail set with round brilliant-cut diamonds; a 9ct gold pendant claw-set with a fancy-cut shield-shap
Four gold and gem-set rings, comprising: an 18ct gold ring with bow motif set with square-cut sapphires and single-cut diamonds; a 14ct gold ring with bow motif set with rectangular-cut rubies and round brilliant-cut diamonds; a 14ct gold ring set with an
Semi dark crystal Coober Pedy opal having a medium checker plate pattern with good play of colour. Strong reds, greens, orange and blue colours Seen. Weight 4.23ct. 14.2 x 10.4 mm.
Opal and amethyst rings. An opal set ring in 18ct yellow gold and a amethyst ring in 9ct yellow gold total weight of both 6.2grams.
Large Accumulation of rock & mineral specimens, many in jars, including opal potch; also a few shell fossils. (quantity)
An impressive Chinese 18ct yellow gold pendent adorned with rubies, opal, jade, sapphires, lapis lazuli and carnelian, stamped, 18K, 7 cm high, 47 grams total
An 18ct white gold opal and diamond pendant, the large blue flecked opal panel with scroll and foliate mount highlighted with five diamonds. On Italian silver chain.
Vintage Australian opal triplet and 9ct rose gold tie tack, marked 9ct, diameter 6.7 mm
Opal, diamond and 18ct rose gold necklace marked 750, 1@ 3.08ct crystal opal cabochon, 34x round brilliant cut diamonds = 0.36ct, necklace length 40-42.5 cm adjustable 1583057
Solid black opal and diamond set white gold ring marked 14k, Australian natural dark opal of Coober Pedy type 22.65 x 16.48 x 5.62 mm. Opal displays patches blue, green, orange, red medium, play of colour is medium to good. 80x Single cut diamonds = 0.40ct
Australian 9ct rose gold and opal triplet cufflinks, marked for Magnus Goldring, 9ct, weight 5.4 grams
A pair 9ct gold opal cluster drop earrings, featuring daisy clusters and surmount set with round and pear shape solid crystal opals on shepherd's hook fittings, size 29 x 12.5 mm, wt. 2.46g.
An opal and gemset ring, set across the top with 3 oval cut Ethiopian opals and small round cut zircons in silver gilt, size L, width 8 mm, wt. 2.95g.
An 18ct gold opal and diamond pendant necklace, featuring a 15.5 x 8.6 mm triangular form solid black opal of approx. 5.20ct to surround channel set with 22 round brilliant cut diamonds totalling approx. 0.20ct, on a fine scroll link chain, pendant 27 x 14