Bulgari: 'B.Zero1' ringThe polished 18 carat yellow and blackened gold band, signed Bulgari, maker's mark, UK hallmark, European convention mark, ...

GRAFF: SAPPHIRE AND DIAMOND 'ROSETTE' PENDANT/NECKLACESet with brilliant-cut diamonds, weighing 0.87 carat total, and clusters of circular-cut sap...

VHERNIER: CHALCEDONY 'BISQUIT' RING AND PAIR OF CHALCEDONY 'PLATEAU' EARCLIPS,The ring set with a cabochon chalcedony, each earclip of sculptural ...

COLOURED DIAMOND AND GEM-SET STICK PIN,Set with a marquise-cut amethyst, oval-cut emeralds and two treated diamonds of yellow tint, length 4.4cmFo...

BOODLES: DIAMOND 'RAINDANCE' CROSS PENDANT/NECKLACE, 2005Set with brilliant-cut diamonds on a serpent-link chain, mounted in platinum, diamonds ap...

GRAFF: DIAMOND CROSS PENDANT/NECKLACESet with step-cut diamonds, mounted in 18 carat white gold, diamonds 1.00ct total, signed Graff, numbered 322...

Tom Ford: diamond dress studsEach set with four princess-cut diamonds, signed Tom Ford, maker's case, length 0.8cm (4)For further information on ...

GRAFF: DIAMOND 'HALO' RINGSet with marquise-cut and pear-shaped diamonds, within a pavé-set brilliant-cut diamond surround, and a similarly-cut di...

TIFFANY: DIAMOND-SET 'METRO' BANGLE, 2010Set with brilliant-cut diamonds, signed Tiffany & Co., maker's mark T&Co, London hallmarks, inner circu...

GRAFF: SAPPHIRE AND DIAMOND 'GYPSY' EARRINGSEach pear-shaped diamond and circular-cut sapphire, suspending a circular-cut sapphire hoop, with a fr...

CARTIER: 'ÉTINCELLE' DIAMOND ETERNITY RINGSet throughout with brilliant-cut diamonds, mounted in 18 carat white gold, diamonds approx. 0.20ct tot...

CALLEIJA: DIAMOND AND COLOURED DIAMOND RING, 2013The brilliant-cut diamond, weighing 1.01 carats, within a halo surround of brilliant-cut diamonds...

GRAFF: SAPPHIRE CLUSTER EARRINGSSet throughout with pear-shaped sapphires, weighing 26.58cts total, signed Graff, numbered 39589, maker's mark GD,...

AMETHYST AND DIAMOND BROOCHThe oval-cut amethyst within a surround of rose-cut diamonds, length 3.8cmThis lot is subject to the following lot sym...

GIOVANÉ: ROCK CRYSTAL DIAMOND AND ONYX BROOCHThe frosted rock crystal hoop with openwork brilliant-cut diamond and onyx terminals, diamonds approx...

ROCK CRYSTAL, DIAMOND AND ONYX-SET BANGLEThe sprung bangle designed as a series of rock crystal panels between onyx and pavé-set brilliant-cut dia...

ROCK CRYSTAL, AMETHYST AND DIAMOND BRACELETThe three strands of frosted rock crystal beads terminating with fluted amethyst beads, the clasp with ...

LEO DE VROOMEN: CARNELIAN AND ENAMEL NECKLACEThe three rows of carnelian beads interspersed with spacers decorated with orange, red and green enam...

DE VROOMEN: ENAMEL EARCLIPS, 1999Each of tapered fluted design with blue and orange enamel highlights, mounted in 18 carat yellow gold, signed d...

ROCK CRYSTAL INTAGLIO CLIP BROOCHThe clip of geometric form set with an intaglio reverse carved and painted to depict the bust of a horse, length ...

EMERALD AND DIAMOND-SET RINGThe step-cut emerald set between marquise-cut diamond shoulders, maker's mark, Belgium assay mark, ring size approx. ...

GRAFF: 'DIAMOND ON DIAMOND' EARRINGSEach of circular design, set with brilliant-cut diamonds, diamonds 5.29cts total, signed Graff, numbered GE15...

EMERALD AND DIAMOND-SET BRACELETSet with graduated step-cut emeralds and single-cut diamonds, length 7.6cmThis lot is subject to the following lo...

DIAMOND AND SAPPHIRE RINGThe step-cut diamond, weighing 2.20 carats, within a double surround of calibré-cut sapphires and brilliant-cut diamonds,...

DIAMOND, SAPPHIRE AND RUBY THREE-STONE RINGThe brilliant-cut diamond, between a cushion-shaped sapphire and ruby, diamond approx. 1.50cts, ring ...

CULTURED PEARL AND DIAMOND PENDENT EARRINGSEach brilliant-cut diamond quatrefoil surmount suspending a 19.5mm cultured pearl with a brilliant-cut ...

DIAMOND LINE BRACELETChannel-set throughout with brilliant-cut diamonds, diamonds approx. 2.80cts total, length 18.0cmFor further information on t...

GEM-SET BAR BROOCHThe cushion-shaped yellow sapphire centrally-set within an openwork bar set with cushion and rose-cut diamonds, accented with on...

GRAFF: RUBY RINGSet throughout with marquise-cut rubies, weighing 13.47 carats total, mounted in 18 carat white gold, signed Graff, numbered 8219...

GRAFF: RUBY AND DIAMOND CHANDELIER EARRINGSEach with a pear-shaped diamond surmount suspending a cascade of pear and brilliant-cut diamonds and ci...

GRAFF: DIAMOND BRACELETSet throughout with brilliant-cut diamonds, mounted in 18 carat white gold, diamonds 10.98cts total, signed Graff, numbered...

EMERALD AND DIAMOND CLUSTER RING, CIRCA 1930The octagonal step-cut emerald within a surround of cushion-shaped diamonds, between similarly set dia...

DIAMOND ETERNITY RINGSet throughout with marquise-cut diamonds, diamonds approx. 4.15cts total, ring size approx. MFor further information on this...

DIAMOND BOW BROOCH, CIRCA 1920Set throughout with old brilliant-cut diamonds, diamonds approx. 6.70cts total, maker's mark, French assay mark, l...

DIAMOND SINGLE-STONE RINGSet with a brilliant-cut diamond, mounted in 18 carat gold, diamond approx. 2.25cts, European Convention mark, partial U...

DIAMOND BANGLE, LATE 19TH CENTURYSet with a cushion-shaped and old brilliant-cut diamond cluster between old brilliant-cut diamond shoulders, di...

DIAMOND EARSTUDSEach set with a brilliant-cut diamond, diamonds approx. 2.50cts totalThis lot is subject to the following lot symbols: ΩΩ VAT on...

SINGLE-STONE DIAMOND RINGThe brilliant-cut diamond, between old brilliant-cut diamond shoulders, principal diamond approx. 2.35cts, two claws defi...