DIAMOND BROOCHSet throughout with brilliant-cut diamonds, diamonds approx. 1.55cts totalFor further information on this lot please visit Bonhams....

EMERALD AND DIAMOND BALLERINA RINGThe step-cut emerald within an undulating surround of tapering baguette-cut diamonds, diamonds approx. 1.25cts t...

TIFFANY: DIAMOND EARSTUDSEach set with a princess-cut diamond, weighing 2.07 carats total, mounted in platinum, signed Tiffany & Co, maker's mark,...

DIAMOND NECKLACESet to the front with graduated brilliant-cut diamonds, diamonds approx. 6.15cts total, length 42.0cmFor further information on t...

DIAMOND SINGLE-STONE RINGSet with a brilliant-cut diamond, weighing 3.00 carats, mounted in 18 carat gold, UK hallmark, ring size approx. M½ For ...

MONTBLANC: DIAMOND STAR NECKLACEThe openwork star set with brilliant-cut diamonds, signed Montblanc, numbered, length 42.0cmFor further informatio...

THEO FENNELL: DIAMOND 'PHI' PENDANTSet throughout with brilliant-cut diamonds, diamonds approx. 2.50cts total, signed Theo Fennell, length 5.3cm...

DIAMOND SINGLE-STONE RINGSet with an old brilliant-cut diamond, diamond approx. 2.05cts, ring size approx. MFor further information on this lot pl...

RUBY AND DIAMOND RINGThe circular-cut ruby within a bombé mount pavé-set with single-cut diamonds, diamonds approx. 1.30cts total, ring size app...

GRAFF: RUBY AND DIAMOND 'ROSETTE' PENDANT NECKLACESet with clusters of circular-cut rubies, and brilliant-cut diamonds, mounted in 18 carat white ...

GRAFF: DIAMOND 'ROSETTE' BRACELETWith interspersed floral motifs, set with brilliant-cut diamonds throughout, diamonds 15.41cts total, signed Gra...

DIAMOND NECKLACE, BRACELET AND EARRING SUITEThe fancy-link necklace set to the front with brilliant-cut diamonds, the bracelet and earrings en sui...

PIAGET: DIAMOND CHARM RING, 1999Each band set with a continuous row of brilliant-cut diamonds, with a similarly-set link suspending a brilliant-cu...

GRAFF: RUBY AND DIAMOND PENDENT EARRINGSEach set with circular-cut rubies within a floral openwork brilliant-cut diamond surround, mounted in 18 c...

CULTURED PEARL AND DIAMOND NECKLACEThe two strands of 4.6mm-8.4mm cultured pearls, to a brilliant, single and baguette-cut diamond clasp, with add...

AQUAMARINE AND DIAMOND PENDANTThe briolette-cut aquamarine drop suspended from a brilliant-cut diamond surmount, diamonds approx. 0.85ct total, le...

CULTURED PEARL AND DIAMOND EARRINGSEach 14.0mm cultured pearl of grey tint, to a brilliant-cut diamond surmount, length 2.0cmFor further informati...

DIAMOND BROOCHOf openwork scrolling ribbon design, set throughout with brilliant, marquise and baguette-cut diamonds, diamonds approx. 7.80cts tot...

GRAFF: EMERALD AND DIAMOND PENDENT EARRINGSEach with a surmount of scrolling design set with brilliant-cut diamonds, suspending tassels of pear-sh...

EMERALD AND DIAMOND DRESS RINGThe circular-cut emerald set within a tiered brilliant and marquise-cut diamond surround, ring size approx. J-½For f...

DIAMOND SINGLE-STONE RINGSet with an old brilliant-cut diamond, weighing 2.50 carats, between bifurcated single-cut diamond shoulders, ring size ...

BOODLES: 'CABARET' DIAMOND BANGLE, 2007Set to the front with brilliant-cut diamond stars, interspersed with similarly cut diamond accents, mounted...

BOODLES: DIAMOND 'CABARET' PENDANT NECKLACEOf star motif design, set throughout with brilliant-cut diamonds, the chain with similarly-cut diamond ...

GRAFF: RUBY AND DIAMOND 'DIAMOND ON DIAMOND' PENDANT NECKLACEPendant of circular design, set with circular-cut rubies, and brilliant-cut diamonds,...

GRAFF: RUBY AND DIAMOND 'HALO' NECKLACEThe central brilliant-cut diamond cluster within a surround pavé-set with circular-cut rubies, to a brillia...

ROBERTO COIN: DIAMOND NECKLACE AND EARRING SUITEThe fancy-link chain set to the front with brilliant-cut diamonds, circular-cut ruby set to the ba...

BULGARI: DIAMOND 'SERPENTI' RINGThe sprung steel band designed as a coiled serpent set with brilliant-cut diamonds, terminating with an 18 carat r...

DIAMOND BRACELETOf brushed finish, each curved link set with a trio of brilliant-cut diamonds, diamonds approx. 1.75cts total, length 17.0cmFor ...

GRAFF: RUBY AND DIAMOND 'CHANDELIER' NECKLACEPendant set with circular-cut and pear-shaped rubies and brilliant-cut diamonds, suspended from a cha...

BULGARI: DIAMOND 'TRIKA' NECKLACEDesigned as a series of interlocking polished links, the central section accented with brilliant-cut diamonds, di...

BULGARI: DIAMOND 'TRIKA' EARRINGSEach composed of interlocking polished links, pavé-set with brilliant-cut diamonds, signed Bulgari, length 2.5cm...

GRAFF: RUBY AND DIAMOND 'ROSETTE' RINGThe brilliant-cut diamond and circular-cut ruby cluster within an openwork floral surround, set throughout w...

CARTIER: 'C DE CARTIER' COLLARDesigned as an articulating series of c-shaped links, set to the front with brilliant-cut diamonds, diamonds approx...

BULGARI: SAPPHIRE AND DIAMOND CLUSTER RINGThe oval-cut sapphire within a surround of brilliant and pear-shaped diamonds, diamonds approx. 1.00cts...

BULGARI: EMERALD AND DIAMOND CLUSTER RINGThe oval cabochon emerald within a surround of brilliant and pear-shaped diamonds, diamonds approx. 0.80...

GRAFF: RUBY AND DIAMOND CLUSTER RINGThe central oval and brilliant-cut diamond cluster within a surround of pear-shaped rubies, between bifurcated...

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CARTIER: DIAMOND 'MAILLON PANTHÈRE' NECKLACEThe demi-lune links accented to the front with brilliant-cut diamonds, diamonds approx. 4.90cts total,...

TIFFANY: DIAMOND SINGLE-STONE RINGSet with a step-cut diamond, weighing 1.59 carats, signed Tiffany & Co, ring size approx. I½, maker's pouchFoot...

GRAFF: DIAMOND PENDANT NECKLACEThe pendant of oval design, with a central brilliant-cut diamond, weighing 1.50 carats, set within a radiating step...

DIAMOND SINGLE-STONE RINGSet with a brilliant-cut diamond, weighing 3.75 carats, between similarly-cut diamond shoulders, remaining diamonds appro...

ETOILE: DIAMOND BRACELET WATCHThe central watch dial and bezel set with brilliant-cut diamonds, framed by foliate detail with similarly-cut diamon...

CARTIER: DIAMOND 'BAMBOO' BANGLEThe sprung links set throughout with brilliant-cut diamonds, diamonds approx. 8.40cts total, signed Cartier, numbe...