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Lot 432

18K gold black opal and diamond dress ring, set large oval cabochon opal surrounded by claw set diamonds

Lot 130

A ladies 18 carat yellow gold Ring centrally set with opal surrounded by diamond cluster

Lot 247

A collection of approximately seventy five cut and polished gems and other mineral specimens, including sapphire, opal and ruby, contained in Victorian oak three drawer cutlery cabinet, 21ins wide x 15.5ins deep x 11ins high

Lot 256

Four fossil wood specimens (one opalised), calcareous tufa from California, polished heliotrope from India, polished serpentine from Harford County Maryland, an agate, and a specimen of fire opal from Mexico (all from the Philadelphia Academy of Natural Sciences collection) (two cartons)

Lot 285

A piece of sandstone broken open to reveal precious white opal from Queensland, Australia

Lot 290

A Victorian stained pine collector`s cabinet fitted fifteen drawers with knob handles, 20.5ins x 17ins x 38ins high, containing numerous mineral specimens including Australian opal, malachite, euclase crystals etc., and various gemstones in small glass bottles

Lot 295

A Victorian stained pine collector`s cabinet fitted ten drawers with knob handles, 20.5ins x 17ins x 38ins high, containing various mineral specimens including opal, pyrite `suns` from Illinois etc

Lot 335

Opal - Thirteen opal in ironstone matrix from Queensland, Australia (one carton)

Lot 373

Minerals - Eight specimens - Rutilated quartz from Minas Gerais, Brazil; aquamarine on matrix from Pakistan; polished botryoidal malachite from Zaire; rubellite on albite from Afghanistan; opal on matrix from Queensland, Australia; a lapis lazuli crystal on limestone from Afghanistan; garnet on albite from Gilgit, Pakistan; and topaz crystals on rhyolite from USA (one carton)

Lot 414

Gem minerals - Twelve gem minerals - Aquamarine on mica from Pakistan; a polished piece of Derbyshire `Blue John`; three spinels in limestone from Burma; opal in ironstone from Australia; rubies in matrix; citrine; two tourmaline crystals from Madagascar; and a polished slice of liddicoatite from Anjanabonoina, Madagascar (one carton)

Lot 415

Gem minerals - Twenty-four gem minerals - Five diamond crystals from the Congo; three alexandrite from Zimbabwe; two ruby in matrix from Afghanistan; emerald in matrix from Colombia; opal from Australia; two red spinels in marble from Burma; two peridot from Pakistan; three aquamarine; two tourmaline and a kunzite from Afghanistan; polished ruby in zoisite from Tanzania; and lapis lazuli (one carton)

Lot 511

Ornamental minerals - Six polished specimens - Garnet with hornblende from Zillerthal, Austria, two lapis lazuli from Afghanistan; opal in ironstone from Australia; chrome muscovite from Karelia, Russia; and jasper from Cornwall (one carton)

Lot 183

A 9ct gold opal and garnet ring (S)

Lot 11

An 18ct gold opal pendant, on a gold rope twist chain, tests as approximately 18ct gold, and a diamond set `K` letter on gold bar brooch

Lot 234

A quantity of jewellery and costume jewellery, to include A quantity of jewellery and costume jewellery, to include: a sapphire and diamond five stone ring; an opal and diamond accented ring; a ruby and diamond point cluster ring; a garnet five stone ring; further rings; a 9 carat gold hinged bangle; a George III coin with soldered mount; a silver openfaced pocket watch; together with various costume jewellery and small silver mounted items View on dnfa.com

Lot 261

A diamond bar brooch, the old cut diamond within a surround of further old... A diamond bar brooch, the old cut diamond within a surround of further old cut diamonds, 6.1cm long; a diamond three stone ring, set with three old cut diamonds, finger size O; an 18 carat gold aquamarine ring, the rectangular step cut aquamarine in a four claw setting, finger size P 1/2; an opal ring; and a silver ring, finger size O 1/2 View on dnfa.com

Lot 485

An opal ring, the oval opal in a collet setting An opal ring, the oval opal in a collet setting, finger size O 1/2; an 18 carat gold amethyst and diamond cluster ring, the central rectangular shaped amethyst within a surround of brilliant cut diamonds, hallmarked for 18 carat gold, London, finger size M; and a ruby and diamond ring, the central oval shaped ruby within a surround of table cut diamonds, finger size M View on dnfa.com

Lot 234

A quantity of jewellery and costume jewellery, to include A quantity of jewellery and costume jewellery, to include: a sapphire and diamond five stone ring; an opal and diamond accented ring; a ruby and diamond point cluster ring; a garnet five stone ring; further rings; a 9 carat gold hinged bangle; a George III coin with soldered mount; a silver openfaced pocket watch; together with various costume jewellery and small silver mounted items View on dnfa.com

Lot 261

A diamond bar brooch, the old cut diamond within a surround of further old... A diamond bar brooch, the old cut diamond within a surround of further old cut diamonds, 6.1cm long; a diamond three stone ring, set with three old cut diamonds, finger size O; an 18 carat gold aquamarine ring, the rectangular step cut aquamarine in a four claw setting, finger size P 1/2; an opal ring; and a silver ring, finger size O 1/2 View on dnfa.com

Lot 485

An opal ring, the oval opal in a collet setting An opal ring, the oval opal in a collet setting, finger size O 1/2; an 18 carat gold amethyst and diamond cluster ring, the central rectangular shaped amethyst within a surround of brilliant cut diamonds, hallmarked for 18 carat gold, London, finger size M; and a ruby and diamond ring, the central oval shaped ruby within a surround of table cut diamonds, finger size M View on dnfa.com

Lot 555

A 9ct gold ring set with a central opal flanked by tourmalines, size P

Lot 556

A yellow metal ring marked 18k set with a central opal flanked by three diamonds to each shoulder, size I

Lot 557

A vintage white metal marquise-shaped ring set with a central opal surrounded by diamonds, size Q

Lot 558

A 9ct gold ring set with a central opal surrounded by emeralds, size O

Lot 560

A 9ct gold cluster ring set with a central opal surrounded by ten blue stones then a further ten opals, size P

Lot 685

A small quantity of silver jewellery, a Greek key design bangle marked 925, two 925 lockets with flower decoration, a Greek key design bracelet marked 925, two rings stamped silver and a hallmarked silver ring set with an opal together with a silver charm bracelet (64g)

Lot 384

A PAIR OF FRENCH ENAMELLED OPAL GLASS VASES of dimpled mallet shape with pink medallions of gilt butterflies and blossom, 19.5cm h, c1890 ++Light wear

Lot 386

A VICTORIAN CRANBERRY GLASS RUMMER OF UNUSUAL SIZE AND A CRANBERRY GLASS BELL JUG, VASE AND LUSTRE the last entwined with two opal snakes, 30cm h ++The lot in fine condition

Lot 735

AN OPAL, DIAMOND AND GOLD PENDANT with opal drop, on gold necklet, marked 15C, early 20th c ++In fine condition and attractive, gross weight 5g

Lot 1030

A BRASS MOUNTED PINK GROUND PORCELAIN OIL LAMP the cylindrical base and detachable fount moulded with birds and plants heightened in gilt, on strapwork foot with HINKS PATENT duplex fitment 37cm h excluding opal glass shade, c1880 ++Some wear to the gilding but undamged`

Lot 1041

TWO GLASS NIGHT LIGHTS AND FRILLED SHADES of opal glass with blue and white trails, shade 14cm h, 19th c ++Both in good condition

Lot 1056

A CRANBERRY AND CITRON GLASS OIL LAMP SHADE AND TWO OTHERS OF CRANBERRY GLASS one with opal stripes, 14-25cm h, early 20th c ++All in good condition

Lot 273

A 9ct gold mounted black opal pendant and heart shaped locket with inset agate and seed pearls.

Lot 298

A 9ct gold oval black opal pendant and another 9ct gold pendant. (2)

Lot 372

A Victorian 9ct gold and opal ring.

Lot 418

A 9ct gold ring set with garnets and opal and the other with seed pearls.

Lot 61

An unmounted black opal of approx. 3.2 carats, together with two other natural opals and two small marquis cut diamonds.

Lot 606

Hallmarked 9ct Gold ring set with a single Opal. Total weight 2.4g approx.

Lot 687

A modern 18ct gold opal and diamond set dress ring in the Victorian manner, the face set with three small cabochon cut opals interspersed by six small rose cut diamonds (gross weight 2.9 grammes - ring size O), a modern 18ct gold mounted all diamond set dress ring, the face set with ten small brilliant cut diamonds each approximately .03ct (gross weight 1.8 grammes - ring size O), and eight other modern gold and gold coloured metal gem set dress rings, various (gross weight 28 grammes)

Lot 755

A late 19th Century gold coloured metal opal and enamel set stiff bangle, the stylised central scrolling open work panel with a blue enamelled trefoil and a further trefoil set with an opal (gross weight 20 grammes)

Lot 251

18ct hallmarked gold white opal single stone dress ring.

Lot 329A

A pair of opal and silver drop earrings together with three rings.

Lot 330

A 10K gold ladies' fashion ring together with a 9 carat gold opal dress ring.

Lot 109

A pair of opal cluster stud earrings on 9ct gold mounts with a matching pendant

Lot 128

A ladies dress ring having opal stone in claw setting with openwork shoulders on yellow metal loop stamped 9ct

Lot 138

A ladies dress ring having three opal style stones flanked by green paste stones to shoulders on a 9ct gold loop

Lot 161

A pair of opal stud earrings having claw mounts in yellow metal and an opal stick pin stamped 9ct

Lot 163

A pair of opal stud earrings having collarette mounts with diamond chip drop in claw settings in 18ct gold

Lot 142

Amethyst and opal ring stamped 925

Lot 147

Amethyst and opal pendant

Lot 151

Pair of blue opal drop ear-rings stamped 925

Lot 196

Early 20th century opal ring stamped 9ct

Lot 1187

An Opal Triplet Brooch/Pendant, the textured asymmetric form overlaid with five opal triplets of varying size, in yellow claw settings, measures 4.5cm by 5cm This is in good condition. It is stamped `585` and in our opinion it would test as gold. It has a pendant loop to the reverse and a pin and revolver brooch fitting. Gross weight 16.6 grams. CR made 26th February 2014

Lot 1190

An Opal Triplet and Diamond Bangle, the oval opal triplet in a yellow collet setting, to twist sides each inset with a trio of eight-cut diamonds, on a hinged plain polished yellow bangle The bangle is in good condition. It is stamped `585` and in our opinion would test as gold. The approximate qualities of the diamonds are; caratweight 0.05, colour J/K/L, clarity I1/I2. Gross weight 9.6 grams. CR made 26th February 2014

Lot 12

A 14ct opal necklace set with five oval cabouchon white opals of approx 9mm x 7mm on a decorative chain made up of leaves and berries design. Length 40cm.

Lot 33

An elephant opal pendant carved from a single piece of white opal the Asian elephant has red gem set eyes, and a 15ct gold green enamel and paste gem set saddle, with a pearl drop. Purple, green and blue colour play in the opal, head to tail 3.5cm ring at top of saddle to end of pearl 3.2cm.

Lot 78

An opal and diamond ring in un hallmarked yellow metal set with a marquis shaped cabouchon opal set with eight small diamonds to an approximate total 0.24cts, to a scalloped petal shaped surround. Finger size V.

Lot 2296

Pair of Opal, Diamond, 14k White Gold Earrings. Pair of Opal, Diamond, 14k White Gold Earrings. Each centers one oval opal cabochon measuring approximately 18 x 12 mm, accented by sixty-five round-cut diamonds weighing a total of approximately 1.00 cttw., set in a 14k white gold drop style mounting. {Gross Weight: 6.9 dwts}

Lot 2302

Opal, Diamond, Sapphire, Silver Gilt Necklace. Opal, Diamond, Sapphire, Silver Gilt Necklace. Featuring eleven oval and eight round opal cabochons, accented by ten round-cut sapphires weighing a total of approximately 1.00 cttw., further enhanced by one hundred and forty-five diamonds set in a silver gilt butterfly motif mounting, suspended from a 16 inch silver chain. {Gross Weight: 12.7 dwts}

Lot 2306

Opal, Diamond, 14k White Gold Necklace. Opal, Diamond, 14k White Gold, Silver Necklace. Featuring one oval and one pear shaped opal cabochon, accented by eighty-five round-cut diamonds weighing a total of approximately 1.00 cttw., set in a 14k white gold lavaliere style mounting, suspended from a silver 16 inch chain. {Gross Weight: 8.4 dwts}

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