opal

A collection of various rocks and minerals including opal, desert rose, slate, lava stone, iron meteorite, authunite, bismuth, pyrite, native copp...

A collection of various rocks and minerals including carborundum, meteorite, tourmaline, boulder opal, chrysocolla, mica, pyrite, flint, talc, qua...

AN OPAL RING, the central opal cabochon within a green gem surround, assessed as green paste, unmarked, ring size J 1/2, approximate weight 2.8 gr...

AN 18CT GOLD SYNTHETIC OPAL AND DIAMOND CLUSTER RING, the central oval synthetic opal cabochon within a single cut diamond surround, 18ct hallmark...

A 9CT GOLD OPAL AND SAPPHIRE RING, designed as a central oval opal cabochon within a circular sapphire surround, 9ct hallmark for Birmingham, ring...

A 9CT GOLD OPAL AND DIAMOND RING, the up finger ring with central single cut diamond and foliate design, to the outer circular opal cabochons, 9ct...

THREE 9CT GOLD GEM SET RINGS, to include an opal and colourless gem cluster ring, a seven stone sapphire and colourless gem ring, and a plain band...

TWO 9CT GOLD GEM SET RINGS, the first designed as a central circular cut sapphire flanked by brilliant cut diamonds, estimated total diamond weigh...

TWO PAIRS OF GEM STUD EARRINGS, the first a pair of 9ct gold amethyst stud earrings, with 9ct hallmark, the second a pair of opal triplet stud ear...

AN ASSORTMENT OF BROOCHES, to include a 'Wedgewood' cameo brooch, stamped 9ct, approximate gross weight 14.2, three yellow metal bar brooches, and...

A Natural Australian Opal Specimen. 3.75ct.

An 18.14ct Large Ethiopian Opal Gemstone - ITLGR Certified.

A 9.12ct Ethiopian Black Fire Opal - GFCO Swiss Certified.

A 10.33ct Ethiopian Black Fire Opal - GFCO Swiss Certified.

Stunning 9 carat GOLD, BLACK OPAL RING. Having a Black Fire Streak Opal set to top in Cathedral Mount. Exceptional, please see pictures. 2.40 gr...

9ct Gold opal & sapphires earrings & ring Size O 5.5g

A Citrine and Ethiopian Fire Opal Ring. Set in 925 Sterling Silver. W-12g. Large citrine with an opal surround. Size N. Comes with a presentation ...

Vintage 9 carat GOLD and OPAL RING. Consisting Opals and oval cut SPINEL set to top in a 9 carat ROSE GOLD RING. Full UK hallmark. Presented in je...

A 14K Yellow Gold and Opal Ring. White stone decoration. Size O. 6g total weight.

A 2ct Black Opal Marquise Shaped Ring with 1.80ctw White opal surround and .40ctw of Diamond Accents. Set in 925 Silver. Size M. Comes with a pres...

Beautiful pair of 9 carat gold and blue lab Opal earrings

A 9K (TESTED AS) YELLOW GOLD DIAMOND & OPAL RING 1.8G SIZE U. SC 9022

9 carat GOLD and OPAL PENDANT. Consisting a BLACK FIRE OPAL set and mounted in 9 carat GOLD. Stunning colour, please see pictures. 4.2 grams. 2.7 ...

A 14K (TESTED) YELLOW GOLD DOUBLET OPAL RING. Size K, 1.4g total weight. Ref: SC 9033

A 9K YELLOW GOLD SAPPHIRE & OPAL CLUSTER RING 2G SIZE L 1/2. SC 9075

A top quality opal parcel consisting of an oval cut with dimensions: 10 x 8 x 5 mm AND fifteen round cut cabochons, with dimensions: 5 x 5 x 3 mm ...

A Black Opal Gilded 925 Silver Ring. Size M/N, 2.1g total weight.

Beautiful pair of 9 carat GOLD and BLUE LAB OPAL HOOP EARRINGS.Fully hallmarked. 2.2 grams. 1.7 cm Diameter.

Three pairs of Gemstone Drop Earrings. Opal, Garnet and emeralds. All set in 925 silver. Ref: CD-1335

A 9K YELLOW GOLD GARNET & OPAL 5 STONE RING. Size K, 2.1g total weight. Ref: SC 9019

A 10ct Tanzanite Gemstone Dress Ring with 3ctw Opal Surround and 0.50ctw of Diamond Accents. Size N. Set in 925 Silver. CD - 1325

An Australian Fire Opal Pendant with Yellow Sapphires and Old Cut Diamond Surround set in Gilded 925 Silver. Opal - 20ct. Sapphires and diamonds -...

An Australian Fire Opal Cabochon Pendant with a Diamond Surround. 3cm. Ref: CD-1339

A 3ct Marquise Cut Fire Opal Pendant. 2.8cm length, 1.24g total weight.

A Fire Opal Gemstone Tennis Necklace set in 925 Silver. 45cm length. 31g. Ref: CD-1314

A Gorgeous 18K Yellow Gold (tested) Australian Black Opal and Diamond Ring. An enticing oval cut opal with a diamond horseshoe and swirl surround....

AN ANTIQUE 18K YELLOW GOLD DIAMOND & OPAL 5 STONE RING. Hallmarked Birmingham, 1915. Size N, 2.2g total weight. Ref: SC 9047

A 120ctw Opal Gemstone Necklace with Matching Bracelet. 925 Silver and emerald clasp. 44cm and 16cm. Ref: CD - 1305

A 9K Yellow Gold and Opal Pendant on a 9K Yellow Gold Disappearing Necklace. Comes with a presentation case. Pendant - 3cm. Necklace - 40cm. 3.7g ...

A 9ct yellow gold and opal dress ring, size S 1/2, and a further 9ct gold ring set with a scarab, size O, combined approx 7.5g (2).

A very large collection of loose gemstones including a 0.21ct yellow diamond (treated), opals, aquamarine, sapphire etc, many singularly encapsula...

18CT GOLD OPAL & DIAMOND RING 4.7 GRAMS APPROX SIZE O

9ct Gold Opal and White Topaz Ring

An opal and diamond cluster ring, centred with a large oval cabochon opal, 11.00mm x 15.00, in yellow gold claw setting, to a cushion-shaped surro...

An Arts & Crafts silver and opal necklace, early 20th century. The fancy link necklace features eight polished freeform opals in wire mounts with ...

Selection of lady's earrings to include 9ct gold half-hoop, 9ct gold opal set earrings, etc 

An opal, ruby and pink sapphire marquise form ring, an oval cabochon opal, 8.50mm x 11.50mm, claw set to the centre of a ruby and pink sapphire ma...

An oval cabochon opal and diamond cluster pendant, with a large oval cabochon opal, 13.50 x 17.00mm, claw set in yellow gold, encircled by a halo ...

A 9ct rose gold bar brooch centrally set with a round opal cabochon, stamped 9ct, metal pin, 2.88g gross; a yellow metal lapel pin terminating wit...

14ct gold opal ring, 14ct gold double dolphin ring, 9ct gold miniature St. Christopher pendant and a gold (333) chain14ct gold rings weigh 5.6 gra...

Pair of 14ct gold carved opal leaf earring, Victorian 15ct gold stick pin, silver gem set jewellery, two Miracle brooches and an abstract design n...

3 x 9ct gold opal earrings (3.6g)

9ct gold opal stud earrings, scroll backs (2g)

9ct gold opal single stone dangle earrings - 1.4 g

9ct gold opal single stone ring Size P - 2.1 g

9ct gold mosaic opal butterfly pendant necklace - 2.6 g

9ct gold opal triplet butterfly pendant necklace - 2.5 g

9ct gold cabochon cut opal pendant necklace - 1.5 g

9ct gold cabochon cut opal solitaire ring, claw set (1.2g) Size P

9ct gold oval cut fire opal & diamond dress ring (2.3g) Size Q