A Royal Thames Yacht Club burgee brooch, set with calibré-cut sapphires and single-cut diamonds, the crown with orange enamel highlight, total dia...

A pair of 9ct gold cufflinks, 1937, double-sided, the oval plaques with a zig-zag border, between chain connectors, Birmingham hallmark, maker’s m...

An early 20th century French emerald and diamond stick pin by Verger Frères retailed by Lacloche Frères, the two interlocking hoops set with old b...

An Art Deco ruby and diamond stickpin, circa 1920, the cushion-shaped ruby within a surround of rose-cut diamonds, mounted in platinum and gold, c...

A diamond stickpin, circa 1900, the old cushion-cut diamond claw-set in a threaded and detachable fitting, the pin with twist detailing, mounted i...

A pair of 14ct gold and platinum sapphire set cufflinks, circa 1920, the cushion-shaped gold cufflinks with engraved platinum borders and beaded s...

Regimental interest: A sweetheart brooch for The 51st Highland Volunteers by Garrard & Co. Ltd., the bicoloured 9ct gold brooch with enamel detail...

Regimental interest: A sweetheart brooch for The Black Watch (Royal Highlanders) by Charles Packer & Co., the bicoloured brooch with enamel detail...

A pair of garnet set cufflinks, the oval cufflinks with raised scrollwork decoration, each collet-set with a cabochon garnet, to oval terminals, y...

An Art Deco gentleman’s dress set, first half 20th century, comprising cufflinks, buttons and studs, each of octagonal form inlaid with a mother-o...

A tanzanite and diamond ring by David Jerome, the round mixed-cut tanzanite claw-set to a pierced scrollwork mount, set throughout with brilliant-...

A diamond bracelet, formed as a series of open circles, partially set with brilliant-cut diamonds, total diamond weight approximately 4.50 carats,...

A diamond negligée necklace and earring suite, claw set throughout with brilliant-cut diamonds, the front suspending two drops of unequal length, ...

A sapphire and diamond ring, retailed by Annabel Jones, the undulating front set with circular-cut sapphires and brilliant-cut diamonds, mounted i...

A diamond single stone ring, set with a brilliant-cut diamond in a rubover setting, stamped ‘18CT’, diamond weight approximately 0.25 carat, ring ...

A tanzanite and diamond ring, the oval mixed-cut tanzanite claw set between trios of tension-set brilliant-cut diamonds, yellow precious metal mou...

A single stone diamond ring, stamped ‘15CT’, the claw-set brilliant-cut diamond weighing approximately 0.16 carat, ring size R½. £150-£200

A peridot and diamond cluster ring, the fancy-cut peridot within a surround of brilliant-cut diamonds, total diamond weight approximately 1.00 car...

A vari-gem set long chain necklace and ear pendants, the belcher-link chain spaced with spectacle set gemstones including lapis lazuli, emerald, r...

An 18ct gold dolphin brooch, the leaping dolphin set with brilliant-cut diamond eye, satin finished body and plain polished dorsal fin and flukes,...

A pair of gem-set earrings, of trefoil design, set with circular-cut sapphires and white gemstones, the border with beaded detailing, diameter 15m...

A cultured pearl dress ring, circa 1970, and a gold wirework ring, 1975, the first of stylised foliate design, the baroque-shaped cultured pearl b...

A sapphire and diamond bangle, the oval hinged bangle channel set to the front with brilliant-cut diamonds between trios of sapphires, with double...

A pair of 19th century amethyst drop ear pendants, the pear-shaped drops beneath trios of round-cut amethysts, and suspended by a similarly cut am...

A 19th century garnet and diamond set cross pendant, the old-cut diamond centred within faceted almandine garnet panels, gold mounted, dimensions...

A 19th century amethyst cross pendant, the oval mixed-cut amethysts claw set and spaced by duos and trios of rose-cut diamonds, gold mounted, to d...

A 14ct amethyst set hinged bangle and a diamond set cross pendant, the elongated cabochon amethysts claw set to a tapered ropetwist bangle, with b...

A 19th century amethyst cross pendant, the seven circular-cut amethysts within a surround of old-cut pastes, mounted in silver and gold, pastes re...

A charm bracelet, the yellow precious metal chain suspending nineteen charms, including a 9ct gold spanner, a hinged egg enclosing a chick, a foli...

A 9ct gold hollow curb-link bracelet, suspending a Napoleon III gold 20 Francs coin, the reverse plained smooth and later engraved as an Augis mé...

A 9ct gold curb-link bracelet, the rose gold bracelet stamped ‘9C’, with padlock clasp and suspending an Ottoman coin from the reign of Sultan Mah...

An aventurine quartz suite, comprising a textured brooch modelled as a branch of fruiting vines, the two principle aventurine beads spaced by thre...

A jadeite necklace, the foliate links leading to an ornate frontispiece set with jadeite cabochons within scrolled settings with beaded detailing,...

An 18ct gold peridot and diamond dress ring, the bezel-set peridot cabochons spaced by brilliant-cut diamonds, to a tapered band, stamped ‘750’, w...

A ruby and emerald set crossover ring, the terminals inset with a round-cut ruby and a square-cut emerald, the stones inset within a textured or p...

A gem-set dress ring by Alan Vallis, 2005, the textured band with pierced decoration and applied to the front with circular-cut sapphires and aqua...

A Colombian emerald and diamond ring, circa 1915-20, the sugarloaf cabochon emerald set within raised rose-cut diamond mount with serrated upper b...

A French Art Deco diamond brooch, circa 1930, the openwork plaque of geometric design, set throughout with cushion-shaped, old brilliant and rose-...

A French Art Deco diamond bar brooch, circa 1930, set with a principal old brilliant-cut diamond, weighing 2.78 carats, with a graduated row of si...

A gem-set ‘handbag’ pendant on chain, the pendant set with brilliant-cut diamonds and pink faceted gemstones, white and yellow precious metal moun...

An 18ct diamond heart pendant on chain, the three brilliant-cut diamonds claw set and suspended from a belcher-link chain, both pendant mount and ...

A diamond panther pendant, of abstract design, set throughout with brilliant-cut diamonds and with marquise-cut ruby eyes, suspended from an 18ct ...

An 18ct gold diamond ring, 2002, the central lozenge-shaped collet channel-set with with four princess-cut diamonds, to flared shoulders of gradua...

A diamond eternity ring, circa 1930, set throughout with brilliant-cut diamonds, mounted in platinum, total diamond weight approximately 0.80 cara...

An 18ct gold aquamarine and diamond cluster ring, the cushion-shaped aquamarine claw-set within a surround of brilliant-cut diamonds, the shoulder...

A diamond butterfly pendant on chain, the pierced butterfly pavé set with single-cut diamonds, the reverse stamped ‘Au 750’ and ‘DO 460ct’, with ...

An aquamarine necklace, the pendant drop designed as a pair of knife-edge wires each set with brilliant-cut diamond accents, leading to an oval-cu...

An emerald and diamond cluster pendant, the circular-cut emerald within a two-row surround of brilliant-cut diamonds, total diamond weight approxi...

An emerald and diamond cluster ring by David Jerome, the oval mixed-cut emerald centred within a pierced brilliant-cut diamond cluster, to diamond...

A mid 19th century gold necklace and bracelet suite, circa 1840, composed of ornate repoussé work, the broad collar with central detachable brooch...

An ‘Open Heart’ necklace by Elsa Peretti for Tiffany & Co., the 18ct gold woven mesh scarf terminating at one end in a heart and the other in a cu...

An 18ct gold ‘Signature X’ ring by Tiffany & Co., the broad polished reeded ring with wrapover cross to the centre, signed ‘Tiffany & Co ©1990’ an...

An 18ct white gold ‘Star 101018’ diamond eternity ring, by Montblanc, the hexagonal ring set throughout with brilliant-cut diamonds, signed ‘MONTB...

A pair of 9ct gold hoop earrings and a pair of silver earclips by Elsa Perretti, for Tiffany & Co., the gold hoops of polished twist design and wi...

A pair of ‘Zig Zag’ bangles by Paloma Picasso for Tiffany & Co., signed and stamped ‘750’, inner diameter 6.5cm. £1,500-£2,000

A pink sapphire and diamond ‘Bubbles’ pendant by Tiffany & Co., the articulated collets alternately set with pink sapphires and brilliant-cut diam...

A diamond eternity ring, set throughout with single-cut diamonds, total diamond weight approximately 0.92 carat, ring size L. £600-£800

A single stone diamond ring by Tiffany & Co., the square mixed-cut ‘Tiffany True’ cut diamond of 1.61 carats, platinum mounted, within four claw s...

A 19th century gold watch bangle, circa 1870, the bloomed gold bangle with applied wirework and beaded decoration throughout, centred with a Swiss...

A French enamel and diamond bracelet, late 19th century, the gold rectangular links concave and engraved with scrolling foliage, with three oval b...