A diamond single stone ring, set with a cut-cornered diamond in a four claw setting, diamond weight approximately 1.40 carats, ring size L. £1,000...

A diamond band ring, of pierced geometric design set throughout with single-cut diamonds, total diamond weight approximately 0.80 carat, ring size...

An enamel and diamond bracelet, composed of undulating red and blue guilloché enamelled links spaced by trios of brilliant and single-cut diamonds...

An Art Deco diamond dress ring, circa 1920, set with two old brilliant-cut diamonds in a pierced plaque surround set throughout with similarly-cut...

A turquoise and diamond suite, circa 1960, designed as a graduated series of oval turquoise cabochons, with brilliant-cut diamond petals to altern...

A cultured pearl necklace, the cultured pearls of brown-black tint measuring 10.30 - 14.60mm, to an 18ct gold spherical clasp pavé-set with brilli...

A white and black diamond set panther ring, of crossover design, the band set throughout with alternating series of white and treated black brilli...

A French gem-set combination necklace, circa 1970, the triple strand of polished ruby beads and cultured pearls leading to a detachable frontispie...

A ruby and moonstone brooch, the shaped rectangular moonstone cabochon set within a surround of circular-cut rubies, gold mounted, length 35mm. £...

A diamond dress ring, set with an old cushion-shaped diamond weighing 2.99 carats, in a circular plaque surround decorated with bead and wirework ...

A jade pendant, the mutton fat jade carved and pierced decorated with the character ‘Chou’, for Longevity, on a woven necklace with interlocking f...

A lavender jade pendant, the pierced abstract pendant mount set with three lavender jade beads, the bale stamped ‘585 14K’, jade untested, length ...

A Chinese coral and jade brooch, the silver filigree mount set with a coral panel of pierced bird and foliate decoration, and suspending a fringe ...

A pair of jade leaf ear pendants, realistically modelled, the carved jadeite panels suspended by fine chain connections, to stud surmounts with ro...

A jade ring, the jadeite cabochon to an open claw setting, stamped ‘18’, maker’s mark ‘CYS’, ring size approximately O (band oval). £300-£500 --...

Three jade pendants, each variously carved to both sides and with incorporated bales, jade untested, lengths 30, 45 and 26mm respectively. (3) £3...

A mid 20th century jade and diamond brooch, retailed by Liberty, the pierced jadeite plaque carved to depict fruiting foliage and flowers, between...

Formerly the Property of Her Royal Highness The Princess Margaret, Countess of Snowdon A gem-set platinum and chalcedony card case, attribut...

Formerly the Property of Her Royal Highness The Princess Margaret, Countess of Snowdon A Victorian gold demi-parure, circa 1840, comprising a h...

An 18ct gold and diamond necklace, circa 1967, the textured necklace of ropetwist design, leading to a negligée drop set with brilliant-cut diamon...

A diamond bangle, the 14ct gold wishbone cuff set with a brilliant-cut diamond, Swiss assay mark, maker’s mark, European convention mark, inner di...

A South African 18ct gold necklace, composed of textured bark links, the clasp with Springbok standard guarantee mark and maker’s mark ‘ET+’ for E...

A mid 20th century ruby brooch, of stylised ribbon form, set with a small spray of circular-cut rubies, Florentine finish to the front, the revers...

A cultured pearl and ruby brooch by Fisher & Co., circa 1950, designed as a stylised sunburst, with a cultured pearl cluster to the centre and cir...

A two row ruby and diamond ring, set with alternating rows of graduated brilliant-cut diamonds and calibré-cut rubies, stamped ‘750’, ring size M....

A mid 20th century ruby and diamond spray brooch, the textured leaf with single-cut diamond vein and circular-cut ruby stem, stamped ‘750’, length...

A pair of mid 20th century convertible diamond earrings, the stylised spray surmounts set throughout with brilliant, marquise and step-cut diamond...

A star sapphire and diamond cluster ring, the sapphire cabochon set within a cluster surround of tapered baguette and brilliant-cut diamonds, the ...

A diamond ring, set with a step-cut diamond weighing 2.22 carats, between baguette-cut diamond shoulders, platinum mounted, shank stamped ‘PT950, ...

A pair of interchangeable cultured pearl and diamond ear pendants, the domed surmounts pavé-set with brilliant-cut diamonds and suspending a detac...

A pair of cultured pearl ear studs, with silver-pink overtones, to post fittings, diameter 11mm. £300-£500

A cultured pearl and diamond necklace, the single strand of slightly graduated cultured pearls spaced by two detachable diamond-set spacers, lengt...

A cultured pearl necklace with diamond and amethyst set clasp, the three uniform strands of cultured pearls to a late 19th century tiered cluster ...

A cultured pearl and diamond flower brooch, the large cultured pearl centred within a scrolling surround of open petals, millegrain-set with brill...

A diamond cluster ring, the hexagonal cluster set throughout with brilliant-cut diamonds, total diamond weight approximately 2.00 carats, ring siz...

A cultured pearl and diamond dress ring, the baroque-shaped cultured pearl within a pierced bombé mount set throughout with brilliant-cut diamonds...

A cultured pearl necklace with diamond clasp, the graduated row of cultured pearls to an 18ct gold spherical clasp, set throughout with brilliant-...

A cultured pearl and diamond bow brooch, gold and silver mounted, set throughout with rose-cut diamonds, with three cultured pearl highlights, the...

An early 20th century diamond scroll brooch, set throughout with old and single-cut diamonds, within millegrain borders, total diamond weight appr...

A pearl and diamond bar brooch, circa 1915, set with an old brilliant-cut diamond within a pierced surround of lozenge design, millegrain set with...

An early 19th century diamond flower brooch, the flowerhead set with an old brilliant-cut diamond to the centre, the openwork petals set throughou...

A turquoise bead necklace by Buccellati, the graduated row of turquoise beads terminating in a collet-set cabochon clasp, with textured satin ‘rig...

A diamond and simulated turquoise pendant and earring suite, the pendant comprising a pear-shaped cabochon set within a rose-cut diamond surround,...

A pair of diamond ear studs, each set with a brilliant-cut diamond in a four-claw setting, mounted in 18ct gold, UK hallmark, total diamond weight...

A pair of sapphire and diamond cluster ear studs, the oval mixed-cut sapphires within a surround of brilliant-cut diamonds, total diamond weight a...

A pair of black opal doublet ear clips, the opal doublets claw-set to open scrollwork mounts, to post and clip fittings, stamped ‘14K’, maker’s ma...

A sapphire bracelet, possibly by Mario Buccellati, the articulated bicolour bracelet composed of alternating panels of rectangular-cut sapphires a...

A diamond single stone ring, the oval-cut diamond of pale yellow tint and claw-set between tapered baguette-cut diamond shoulders, principal diamo...

A yellow sapphire and diamond set clip brooch, the mixed-cut yellow sapphire claw-set within a surround of graduated step, single and brilliant-cu...

A pair of diamond earrings by Van Cleef & Arpels, the realistically modelled ribbons with brilliant-cut diamonds to the centre, signed ‘VCA’, make...

A pair of diamond ear clips, each old brilliant-cut diamond in a rubover setting, stamped ‘750’, case by Gioielleria Pivano Martino, diamond weigh...

A mid 20th century coral and nephrite brooch, the realistically modelled floral spray with a carved corallium rubrum rose amongst carved nephrite ...

A garnet cluster ring, the circular spessartine garnet cabochon within a cluster surround of circular and oval mixed-cut green and orange garnets,...

A solitaire diamond ring, the brilliant-cut diamond weighing 4.28 carats within twin claw setting, platinum mounted, the shank stamped ‘PLAT’ and ...

A late Victorian gold garnet, pearl and gem set fringe necklace, composed of a graduating fringe of scrollwork drops, alternately set with heart-s...

A ruby and diamond three stone ring, the oval mixed-cut ruby claw set between two brilliant-cut diamonds, stamped ‘18ct’, total diamond weight app...

An early 20th century ruby and diamond cluster ring, the oval-cut ruby within a surround of old brilliant-cut diamonds, to a fine reeded hoop, mou...

A diamond brooch, converted from a 19th century jewel, the scrolled dragon with rose-cut diamond wings and tail, two diamonds deficient, length 35...

A diamond bracelet, comprising a series of brilliant-cut diamonds in claw settings, spaced by pierced links, stamped ‘750, total diamond weight 0....

A late 19th century gem-set brooch, the cornucopia issuing flowerheads, foliage and berries, set throughout with old brilliant and rose-cut diamon...