TWO AMETHYST BRACELETS, 19TH CENTURYOval-cut amethysts, principal amethyst very approx. 11.80cts, discolouration to half of one mesh-link bracelet...

ENAMEL PORTRAIT BRACELET, CIRCA 1830Designed as a series of portraits depicting Geneva enamels of young ladies in regional costume, the name of th...

PARTABGARH DEMI-PARURE, CIRCA 1865The necklace, bracelet and brooch engraved with applied wildlife scenes featuring deer, birds, rabbits, peacocks...

GEM-SET NOVELTY JEWEL, FIRST QUARTER OF 19TH CENTURYDesigned as a man in 18th century dress, with an articulated head and a pearl stomach, stood o...

DIAMOND CLUSTER BAR BROOCHSet with cushion-shaped diamonds, between scrolling shoulders, principal diamond approx. 1.10cts, remaining diamonds app...

GEM-SET SNAKE NECKLACE, MID 19TH CENTURYDesigned as a serpent, the head studded with turquoise cabochons and half-pearls, with cabochon garnet eye...

DIAMOND MOTH BROOCH, MID 19TH CENTURYDesigned as a moth, set with old cushion and pear-shaped diamonds within closed and open back settings, mount...

DIAMOND PLAQUE RING, FIRST HALF OF 19TH CENTURYThe plaque set with cushion-shaped diamonds, within pinched collet settings, mounted in silver and ...

DIAMOND PENDANT, MID 19TH CENTURYSet with cushion and rose-cut diamonds, mounted in silver and gold, cushion-shaped diamonds very approx. 4.50cts ...

SAPPHIRE AND DIAMOND BROOCH, LATE 19TH CENTURYThe pear-shaped sapphire, within a cushion-shaped diamond surround, mounted in silver and gold, sapp...

DIAMOND BROOCH, CIRCA 1880Of quatrefoil openwork design, set with cushion-shaped and rose cut diamonds, mounted in silver and gold, principal diam...

SAPPHIRE AND DIAMOND CLUSTER RINGThe oval-cut sapphire within a cushion-shaped diamond surround, sapphire approx. 1.60cts, diamonds approx. 0.70ct...

DIAMOND CRESCENT BROOCH, LATE 19TH CENTURYThe cushion, old brilliant and rose-cut diamonds, mounted in silver and gold, diamonds approx. 2.55cts ...

DIAMOND BAR BROOCH, CIRCA 1900Set with three cushion-shaped diamonds, diamonds approx. 1.00ct each, length 4.2cm, fitted caseFor further informat...

PEARL AND DIAMOND BANGLE, CIRCA 1900The hinged bangle, set with 4.1-5.4mm pearls, with rose-cut diamond accents, inner circumference approx. 16.0c...

DIAMOND AND PEARL BROOCH/PENDANTOf openwork cartouche design, set with old brilliant, cushion and rose-cut diamonds, the hinged lapel suspending a...

DIAMOND GARLAND BROOCH/NECKLACE, CIRCA 1910The brooch suspending foliate swags and tassels, hinged to the centre and set with old brilliant, cushi...

DIAMOND PENDANT/NECKLACE, CIRCA 1915Of openwork design, set with cushion-shaped diamonds, principal diamond approx. 1.00ct, remaining diamonds ap...

DIAMOND PENDANT, FIRST QUARTER 20TH CENTURYOf openwork design, set with old brilliant and single-cut diamonds, two principal diamonds very appro...

DIAMOND AND EMERALD BROOCHOf scrolling ribbon design, with foliate motifs, set with rose, cushion and brilliant-cut diamonds, suspending a step-cu...

NATURAL PEARL AND DIAMOND PENDANT/NECKLACE, CIRCA 1900Of wreath design, set with cushion shaped diamonds and a 4.50ct button-shaped natural pearl,...

OPAL AND DIAMOND CLUSTER RINGThe opal cabochon, within an old brilliant-cut diamond surround, ring size approx. H½For further information on this ...

DIAMOND NECKLACE, CIRCA 1900Of scrolling foliate design, set with cushion-shaped and old brilliant-cut diamonds, mounted in silver and gold, diamo...

SAPPHIRE-SET EVENING PURSE, EARLY 20TH CENTURYThe mesh-link purse with clasp set with two sugarloaf sapphires, with internal divider, French assay...

LORGNETTEWith engraved floral and foliate motifs, with a central 'JLE' monogram to one side, French assay marks, French workshop mark, length 16.7...

ART DECO PEARL, ONYX AND DIAMOND-SET EVENING PURSE, CIRCA 1920The black velvet drawstring bag with silk interior and an onyx and rose-cut diamon...

ONYX AND DIAMOND DRESS SET, EARLY 20TH CENTURYComprising four buttons, a pair of cufflinks and two studs, each onyx plaque set with a single-cut d...

DIAMOND AND ONYX BAR BROOCHCushion-shaped diamonds and onyx plaques, diamond approx. 1.70cts total, length 8.5cmFor further information on this lo...

DIAMOND AND ONYX BRACELET, CIRCA 1930Cushion and baguette-cut diamonds, and a circular-cut onyx, converted from a watch, diamonds approx. 6.00cts ...

DIAMOND PENDANT NECKLACEThe pendant of Persian inspiration, set with brilliant, old brilliant, baguette and marquise-cut diamonds, on a chain set ...

DIAMOND BRACELETThe pierced panels with millegrain detail, set with single, old brilliant and carré-cut diamonds, diamonds approx. 4.95cts total,...

DIAMOND DRESS RINGBrilliant and baguette-cut diamonds, diamonds approx. 3.20cts total, ring size approx. NFor further information on this lot plea...

CULTURED PEARL AND DIAMOND CHOKERThe five rows of 3.5mm cultured pearls, the centrepiece set with baguette and brilliant-cut diamonds, with brilli...

DIAMOND SINGLE-STONE RINGSet with a brilliant-cut diamond, one shoulder set with similarly-cut diamonds, principal diamond approx. 1.75cts, ring s...

DIAMOND LINE BRACELETPrincess-cut diamonds, diamonds approx. 7.80cts total, length 18.7cmFor further information on this lot please visit Bonhams....

SAPPHIRE AND DIAMOND CLUSTER EARRINGSEach oval-cut sapphire within a brilliant-cut diamond surround, mounted in 18 carat white gold, diamonds appr...

SAPPHIRE AND DIAMOND CLUSTER RINGThe octagonal-cut sapphire, within a brilliant-cut diamond surround, between tapered baguette-cut diamond shoulde...

RUBY AND DIAMOND CLUSTER RINGThe oval-cut ruby, within a brilliant-cut diamond surround, ruby approx. 2.70cts, diamonds approx. 2.50cts total, rin...

RUBY AND DIAMOND PENDENT EARRINGS AND RING SUITEMarquise-cut rubies and baguette and single-cut diamonds, diamonds approx. 0.80ct total, earring ...

EMERALD AND DIAMOND PENDANT NECKLACEThe octagonal-cut emerald within a tiered brilliant and baguette-cut diamond surround, emerald approx. 1.70ct,...

SAPPHIRE AND DIAMOND RINGThe oval-cut sapphire, between trilliant-cut diamonds, mounted in 18 carat gold, sapphire very approx. 8.50cts, diamonds ...

TANZANITE AND DIAMOND NECKLACEThe oval-cut tanzanite and brilliant-cut diamond clusters, graduating in size towards the centre, accented by marqui...

TANZANITE AND DIAMOND PENDENT EARRINGSEach oval-cut tanzanite and brilliant-cut diamond cluster suspending a similarly-set drop, accented by brill...

DIAMOND SINGLE-STONE RINGThe pear-shaped diamond, weighing 3.05 carats, ring size approx. N½ For further information on this lot please visit Bonh...

DIAMOND ETERNITY RING, 2011Set throughout with baguette-cut diamonds, mounted in platinum, diamonds approx. 4.60cts total, UK hallmark, ring size ...

VAN CLEEF & ARPELS: MOTHER-OF-PEARL 'ALHAMBRA' BRACELETEach quatrefoil motif inlaid with mother-of-pearl, mounted in 18 carat gold, signed VCA, Fr...

CARTIER: DIAMOND-SET PANTHÈRE RINGBrilliant-cut diamonds, with circular-cut emerald eyes and an onyx nose, mounted in 18 carat white gold, diamond...

DIAMOND LINE BRACELETSet throughout with princess-cut diamonds, diamonds approx. 10.10cts total, length 17.8cmFor further information on this lot...

DIAMOND AND COLOURED DIAMOND PENDENT EARRINGSBicoloured, each surmount set with a radiant-cut diamond of yellow tint, within a similarly-coloured ...

DIAMOND DRESS RINGThe central brilliant-cut diamond, within rows of baguette and brilliant-cut diamonds, principal diamond approx. 1.60cts, remai...

VAN CLEEF & ARPELS: CULTURED PEARL AND DIAMOND RINGThe 14.8mm cultured pearl of grey tint, between two brilliant-cut diamond butterflies, mounted ...

SPINEL AND DIAMOND RINGThe cushion-shaped purplish red spinel, weighing 8.859 carats, between shoulders set with brilliant-cut diamonds, mounted i...

CARTIER: 'DRAPERIE' DIAMOND-SET EARRINGSEach brilliant-cut diamond surmount suspending three beaded chain tassels, each terminating in a polished ...

CARTIER: 'DRAPERIE' BRACELETComposed of six rows of beaded chain, signed Cartier, numbered, length 16.0cm, maker's case, accompanied by certifica...

CARTIER: 'DRAPERIE' NECKLACEComposed of six rows of beaded chain, signed Cartier, numbered, length of shortest strand 35.0cm, maker's case, accomp...

BUCCELLATI: BICOLOURED BANGLEHinged to one side, of 'Rigato' fine line engraved finished, mounted in silver, inlaid with rose motifs, signed Bucce...

GIANMARIA BUCCELLATI: 'LEDA AND THE SWAN' RINGThe sculptural ring of textured and polished finish, signed Gianmaria Buccelllati, ring size approx....

EMERALD AND DIAMOND BANGLE, AND SAPPHIRE AND DIAMOND BANGLEHinged, each set to the front with circular-cut sapphires and brilliant-cut diamonds, o...

CARTIER: 'TURBAN' GEM-SET RING, 1988Of bombé design, set with calibré-cut rubies, sapphires and emeralds, brilliant-cut diamonds, mounted in 18 ca...

DIAMOND RINGThe step-cut diamond, between princess-cut diamond shoulders, the shoulders, gallery and hoop with engraved detailing, principal diamo...