DIAMOND-SET COLLAR NECKLACEThe fancy-link collar, suspending a pendant set with cushion, single and rose-cut diamonds, diamonds approx. 1.25cts to...

GEORGES RICHARDS & WILDENSTEIN: CHALCEDONY NECKLACESet with twenty chrysoprase quatrefoil motifs with bead detail, connected via faceted cable-lin...

SAPPHIRE RINGThe cushion-shaped sapphire, within a scrolling openwork mount, sapphire approx. 3.00cts, ring size approx. MFor further information...

DIAMOND FIVE-STONE RING, LATE 19TH CENTURYCushion-shaped diamonds, with rose-cut diamond accents, mounted in gold, cushion-shaped diamonds approx....

DIAMOND LINE BRACELETBrilliant-cut diamonds, diamonds 7.66cts total, length 18.7cmFootnotes:1. GIA: 0.18 carats, F colour, VS2 clarity. Report num...

DIAMOND THREE-STONE RINGSet with brilliant-cut diamonds, mounted in 18 carat gold, diamonds approx. 2.05cts total, London hallmark, ring size ap...

DIAMOND RINGA brilliant-cut diamond, diamond very approx. 2.50cts, ring size approx. RFor further information on this lot please visit Bonhams.com...

CARTIER: 'MELI MELO' GEM-SET NECKLACEDesigned as a row of vari-cut pink tourmalines, iolites, mandarin garnets, aquamarines, moonstones and chalce...

COLOURED DIAMOND AND DIAMOND EARSTUDSEach of flowerhead design, set with a brilliant-cut diamond of pink tint and brilliant-cut diamonds, diamonds...

AQUAMARINE AND DIAMOND BRACELETThe octagonal-cut aquamarine, between brilliant-cut diamonds, on a fancy-link chain bracelet, aquamarine approx. 28...

AQUAMARINE AND DIAMOND PENDANT NECKLACEThe cushion-shaped aquamarine, accented by brilliant-cut diamonds, aquamarine approx. 23.00cts, lengths: ...

SAPPHIRE AND DIAMOND CLUSTER EARSTUDSEach circular-cut sapphire within a brilliant-cut diamond surround, diamonds approx. 1.60cts total, length 1...

DIAMOND AND SAPPHIRE BRACELET, CIRCA 1930Set with cushion and single-cut diamonds and pear-shaped and calibré-cut sapphires, diamonds approx. 4....

SAPPHIRE AND DIAMOND RINGThe oval-cut sapphire between trilliant-cut diamonds, sapphire approx. 5.50cts, diamonds approx. 2.00cts total, ring size...

RUBY AND DIAMOND PLAQUE RINGThe navette-shaped plaque, set with a cushion and pear-shaped rubies, and rose-cut diamonds, ring size approx. MFor f...

RUBY AND DIAMOND FRINGE NECKLACEThe brilliant-cut diamond necklace, suspending tassels of diamonds and circular and oval-cut rubies, diamonds app...

DIAMOND SINGLE-STONE RINGThe brilliant-cut diamond, between baguette-cut diamond shoulders, diamond approx. 2.30cts, ring size approx. NFor furth...

DIAMOND SINGLE-STONE RINGThe round brilliant-cut diamond weighing 4.07 carats, ring size approx. N½For further information on this lot please visi...

DIAMOND EARSTUDSEach brilliant-cut diamond weighing 1.72 carats and 1.77 caratsFor further information on this lot please visit Bonhams.com ...[m...

DIAMOND RINGThe step-cut diamond weighing 2.65 carats between baguette-cut diamonds, ring size approx. K½ (hoop off-round)For further information ...

DIAMOND DOUBLE-CLIP BROOCH, CIRCA 1950Of scrolling ribbon and foliate design, set with a central old brilliant-cut diamond, weighing 4.57 carats, ...

DIAMOND SINGLE-STONE RINGThe old brilliant-cut diamond weighing 1.95 carats, ring size approx. VFor further information on this lot please visit B...

COLOURED DIAMOND EARSTUDSEach radiant-cut diamond of yellow tint, weighing 1.65 and 1.74 carats, within a brilliant-cut diamond halo surround, mou...

TIFFANY: DIAMOND SINGLE-STONE RING AND WEDDING BANDSet with a brilliant-cut diamond, weighing 1.46 carats, with a matching band, both signed Tiff...

REPOSSI: DIAMOND AND COLOURED DIAMOND PENDENT EARRINGSEach designed as three square radiant-cut diamonds of yellow tint within brilliant-cut diamo...

DIAMOND CLUSTER RINGBrilliant-cut diamonds, diamonds approx. 4.70cts total, ring size approx. Q½For further information on this lot please visit B...

DIAMOND LINE BRACELETDesigned as alternating brilliant and baguette-cut diamonds, diamonds approx. 9.00cts total, length 18.2cmFor further inform...

DIAMOND SINGLE-STONE RINGThe emerald-cut diamond, set East to West, weighing 3.02 carats, within a brushed mount, ring size approx. I Footnotes:Th...

BOODLES: DIAMOND SINGLE-STONE RING, 2020The round brilliant-cut diamond, weighing 1.73 carats, between similarly-set shoulders and gallery, mounte...

DIAMOND-SET NECKLACEOf baton linking, spectacle-set at intervals with fourteen old brilliant-cut diamonds, diamonds approx. 11.00cts total, lengt...

DIAMOND TWO-STONE RINGSet with a pear-shaped diamond weighing 1.20 carats and an oval-cut diamond weighing 2.51 carats, mounted in platinum, UK ha...

DIAMOND SINGLE-STONE RINGThe cushion-shaped diamond weighing 4.34 carats, between diamond-set shoulders, French assay mark, ring size approx. K (s...