gemstone

Bulgari. A sapphire, citrine, diamond and chalcedony necklace, the detachable pendant of cross pattée form with central sapphire cabochon and cit...

A group of jewellery, including: a 9ct gold Rotary quartz bracelet watch, Birmingham hallmarks; a 9ct gold herringbone link chain, Birmingham hal...

An early Victorian gold turquoise and diamond snake necklace, with graduated articulated body, the pavé turquoise head set with rose cut diamond ...

A group of jewellery, including: a 9ct gold round locket pendant by Deakin & Francis; a gold charm in the form of a fish, stamped C.18; an amethy...

A pair of 17th/18th century Italian enamel and pearl earrings, Sicily, of arched 'navicella' form with floral enamel decoration and enamelled tul...

A group of 19th century jewellery, comprising: a Victorian garnet set heart shaped padlock clasp with glazed locket verso; a half pearl set hoop ...

A group of jewellery, comprising: a 9ct gold citrine single stone ring, ring size N; an Edwardian 15ct gold peridot, ruby and half pearl brooch; ...

A group of jewellery, comprising: a pair of Christian Dior gilt metal and paste earclips; a Trifari gilt metal imitation pearl and paste brooch w...

A Victorian Archaeological Revival gold and turquoise bangle, with a cluster of pavé turquoise cabochons to the central round boss with applied w...

A Victorian gold, three stone diamond ring, a row of graduated old European cut diamonds claw set to a carved scroll head, with diamond set point...

Theo Fennell. An 18ct gold emerald and diamond bee brooch, the head collet-set with a heart shaped natural fancy intense yellow diamond in a clos...

A single 17th century Italian enamel and pearl earring, Sicily, of arched 'navicella' form with floral enamel decoration and suspending pearl tas...

A single row graduated cultured pearl necklace, with a row of graduated cultured pearls, 3.6 to 7.2mm wide, strung knotted to an old cut diamond ...

A Victorian gold snake whistle pendant, the mouthpiece in the form of a cabochon garnet set snake's head, to rose cut diamond set coiling body (s...

A diamond set navette shaped cluster clasp, with a marquise cut diamond within single cut diamond surround, with hinged safety catch to the under...

Cartier. An early 20th century gold diamond clasp, designed as an old brilliant diamond quatrefoil cluster with rose cut diamond detail and centr...

Cartier. An 18ct gold diamond set compact, of rectangular outline with reeded and hobnail decoration and brilliant cut diamond set thumbpiece, si...

An Art Deco diamond double clip brooch , each clip designed as a curved double row of baguette diamonds with old brilliant cut diamond collet clus...

A Victorian gold diamond, turquoise and pearl set bangle, the upper half with rose cut diamonds, turquoise cabochons and half pearls to a pierced...

Lalaounis. A diamond, ruby and emerald bangle, of torque form with confronting lion head terminals, each with emerald set eyes and rose cut diamo...

A diamond, gem and coral necklace with dragon head clasp , the seven row coral ( corallium rubrum) bead necklace to a diamond clasp modelled as...

A group of gold earrings and costume jewellery, the earrings including 9ct gold hoop and stud earrings, sapphire single stone earrings, a single ...

Asprey & Co. , An enamel and gem set beetle brooch, the polychrome enamel body set with ruby, sapphire and diamond, to double brooch pin, stam...

A pearl necklace with diamond clasp, in the form of a single graduated row of pearls, diameters range from 1.9mm to 5.6mm, to a single cut and ro...

An amethyst and diamond cluster ring, the oval rose cut amethyst with brilliant cut diamond border, to split shoulders and a plain hoop, stamped ...

A Victorian diamond circular brooch, designed as an old brilliant cut diamond central cluster with diamond graduated double row surround, in silv...

A Victorian amethyst and diamond heart pendant, the heart shaped mixed cut amethyst within old cut diamond set surround and with similarly set ri...

Garrard & Co. An Art Deco diamond bracelet, composed of three articulated sections set with baguette and old brilliant cut diamonds, the central ...

An 18ct white gold diamond single stone ring, with a brilliant cut diamond claw set to a plain hoop, Sheffield hallmarks, ring size L Condition...

A diamond, ruby, emerald and pearl pendant, comprising a diamond set basket with ruby, emerald and diamond floral spray, to an articulated oval o...

Tiffany & Co. An 18ct white gold and diamond set bracelet watch Circa 2000 Quartz movement, silvered dial with applied white gold Arabic 12 and ...

A George III 18ct gold memorial ring, the shield shaped head with black and white enamel forget-me-not, with woven hair to the undersize (glazed ...

A peridot and diamond ring, of panel design, with an oval mixed cut peridot with a baguette cut diamond at each side, bordered by a row of channe...

An 18ct white gold bracelet set with five round cut diamonds, each approximately 0.15ct, 29.4g, 19cm

A group of three diamond set rings, the first of three row band design, with a central row of carré cut diamonds to brilliant cut diamond set out...

An Art Deco platinum diamond bracelet, a series of brilliant cut diamonds millegrain set to openwork panels with rose cut diamond set corners, jo...

Five gold rings, comprising: a brilliant cut diamond half hoop eternity ring, stamped 10k, ring size O; a single cut diamond set crossover ring, ...

A group of Belle Époque diamond set components, comprising: a pierced old single cut diamond and calibré cut onyx set ribbon form panel, length 3...

An early 20th century platinum sapphire and diamond five stone ring, a row of graduating oval mixed cut sapphires and old European cut diamonds, ...

Three enamel brooches, comprising: an early 20th century American gold translucent enamel flower brooch with diamond centre and half pearl surrou...

A group of assorted jewellery, comprising: a French Art Deco platinum ring mount, French assay mark, ring size M-N approximately; two French earl...

A group of jewellery, comprising: a 9ct gold oval belcher link chain, Sheffield hallmarks, length 42cm; a cultured pearl and turquoise bead brace...

A pair of sapphire and diamond drop earrings, each designed as a claw set oval mixed cut sapphire with brilliant cut diamond border, with matchin...

A Belle Époque diamond and emerald necklace, with three graduated pear cut diamond drops, the centre with an estimated weight of approximately 1....

A 19th century diamond and enamel pendant, designed as a circular pale yellow guilloché enamel disc with applied rose cut diamond initials 'ML', ...

An early 20th century emerald and diamond ring, of cluster design, the emerald cut emerald to surround of brilliant cut diamonds, with brilliant ...

A group of jewellery, comprising: a gold white sapphire and ruby three stone ring, circa 1900, ring size T; a Victorian silver collar with cylind...

Gazdar. A gold, ruby and diamond stork clip brooch , the stork's body set with multiple ruby collets, the feet with calibré ruby detail and diamon...

A group of 19th century rings, comprising: an Italian turquoise cluster ring, ring size M approximately; a Victorian 18ct gold pearl single stone...

A 19th century ruby five stone ring, the row of graduated cushion cut rubies with rose cut diamond points, to carved scroll gallery and a plain h...

A group of jewellery, comprising: a 22ct gold wedding ring, London hallmarks, 1892, ring size M; an 18ct gold opal and diamond ring (centre stone...

A jadeite jade, opal and glass letter opener, with tapering jadeite jade blade and Art Nouveau Pallme-König glass handle, joined by a planished s...

A pair of rock crystal, diamond and onyx earrings, designed as a carved rock crystal cabochon drop suspended from a rock crystal hoop with brilli...

An 18ct gold ring set with sapphires and diamonds, 2.4g, size J

An Art Nouveau 18ct gold diamond set fob, articulated panels decorated with a fox, a goose and a spaniel each within branching and oak leaf surro...

BillyBoy*. A group of jewellery, comprising: a gilt metal necklace composed of triangular panels with stepped rows of flat topped red glass pyram...

A sapphire and diamond cluster ring, of floral design, with an oval mixed cut sapphire with a stated weight of 9.20 carats, within surround of pe...

A ruby and diamond ring, the single claw set oval cut ruby weighing approximately 3.40 carats, to triangular cut diamond single stone shoulders, ...

A pearl and diamond wreath brooch, the central pearl and old cut diamond cluster within openwork wreath surround composed of alternating pearls a...

Six pair of silver cufflinks, comprising: a pair of oval cufflinks with swivel fittings by Tiffany & Co.; a pair of oval chain link cufflinks wit...