Knightsbridge Jewels

A Belle Époque diamond pendant necklace, circa 1910The circular openwork pendant with knifewire detail, suspending a trio of articulated diamond d...

A Belle Époque diamond brooch, circa 1910The circular openwork plaque with knifewire and foliate detail, millegrain-set with old brilliant and sin...

An early 20th century sapphire, synthetic sapphire, synthetic spinel and diamond braceletThe octagonal sapphire cabochon within a pierced geometri...

A sapphire and diamond ringThe oval-cut sapphire within a surround of brilliant and baguette-cut diamonds, diamonds approx. 0.40ct total, ring siz...

An early 20th century sapphire and diamond bangleDesigned as an openwork flowerhead millegrain-set with calibré-cut sapphires, old brilliant and r...

An Art Deco diamond clip, circa 1925Of geometric design with pierced detailing, set throughout with brilliant, single and shield-shaped diamonds, ...

An Art Deco diamond and onyx ring, circa 1920The cushion-shaped diamond within a surround of French-cut onyx, between pierced foliate shoulders, t...

An aquamarine and diamond ringThe step-cut aquamarine between baguette-cut diamond shoulders, ring size approx. N ...[more]

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A diamond bombé ring, by PomellatoThe brilliant-cut diamond of yellow tint set within a star motif, signed Pomellato, diamond very approx. 1.00ct,...

A pair of citrine earclipsEach octagonal step-cut citrine within a tiered collet-setting, length 2.1cm ...[more]

A cultured pearl 'Dolphin' necklace, by CartierThe 18 carat yellow gold dolphin with a circular-cut tsavorite garnet eye, to a strand of 7.0mm cul...

A diamond 'Parentesi' ring, by BulgariOf bicoloured design, the flattened gaspipe-link band with geometric brilliant-cut diamond terminals, signed...

A 'Parentesi' bangle, by BulgariThe sprung bangle composed of interlocking geometric links, signed Bulgari, inner diameter 5.6cm ...[more]

An emerald, sapphire, diamond and enamel bombé ring, by SabbadiniThe oval emerald cabochon within a double surround of step-cut yellow sapphires a...

A diamond cluster pendant and earstud suiteThe cluster of marquise and princess-cut diamonds, within an openwork brilliant-cut diamond surround, t...

A diamond eternity ringThe faceted band set throughout with brilliant-cut diamonds, diamonds approx. 1.65cts total, ring size approx. O ...[more]

A diamond bracelet, by BoucheronDesigned as an alternating series of polished boule and brilliant-cut diamond links, diamonds approx. 0.70ct tota...

A gold and diamond bracelet, by PiagetThe 18 carat yellow gold ropetwist links to a pavé-set brilliant-cut diamond clasp concealing a similarly-c...

A fancy coloured diamond and diamond ringThe oval-cut Fancy Light Brownish Greenish Yellow diamond weighing 2.01 carats, within a brilliant-cut di...

A diamond 'Stars of Africa' dress ring, by Royal AsscherDesigned as a colourless sapphire 'snow-globe' with 'floating' brilliant-cut diamonds, to ...

A diamond line braceletDesigned as a uniform series of knifewire links, accented throughout by brilliant-cut diamonds, diamonds approx. 1.40cts to...

A diamond 'Joséphine Eclat Floral' ring, by ChaumetThe cushion-shaped diamond set above a pear-shaped diamond, to a bifurcated brilliant-cut diamo...

A pair of diamond earstudsEach set with a brilliant-cut diamond, mounted in platinum, diamonds approx. 1.10cts total, UK hallmarks, length 0.5cm ...

A pair of cultured pearl and diamond earclipsEach 12.5mm cultured pearl accented by a trio of marquise-cut diamonds, diamonds approx. 1.20cts tota...

A cultured pearl and diamond ringThe 15.0mm cultured pearl between shield-shaped diamond shoulders, the gallery set with single-cut diamonds, shie...

A diamond line braceletSet with a continuous row of brilliant-cut diamonds, diamonds approx. 3.10cts total, length 18.7cm ...[more]

A fancy coloured diamond and diamond ringThe oval-cut Fancy Vivid Orange-Yellow diamond weighing 0.67 carat, obliquely-set with a similarly-cut di...

A fancy coloured diamond and diamond pendant necklaceThe marquise-cut Fancy Grayish Blue diamond weighing 0.37 carat, in a crossover setting, acce...

A pair of onyx 'Camélia' earrings, by ChanelEach designed as a carved onyx flowerhead, signed Chanel, numbered, maker's marks, French assay marks,...

A fancy-link necklaceDesigned as a series of flattened fancy-links, length 45.5cm ...[more]

A fancy-link necklaceOf bicoloured design, formed as a graduated series of interlocking hoops, length 45.0cm ...[more]

A gold dish, by Padgett & Braham for Cartier, 1963Designed as a shallow 18 carat yellow gold dish, signed Cartier, maker's mark P&B for Padgett ...

A pair of gem-set earringsEach oval-cut citrine surmount terminating with an interchangeable green hardstone, amethyst or hematite bead, length 2....

A pair of diamond earringsEach fluted lobe with a central panel of brilliant-cut diamonds, diamonds approx. 0.65ct total, length 2.4cm ...[more]

A pair of onyx and diamond earclips, by Wempe, and a sapphire ring1st: Each bombé disc set with a crescent-shaped onyx panel highlighted by a row ...

A sapphire and diamond 'Vannerie' necklace, by TiffanyOf woven design, the clasp set with rows of calibré-cut sapphires and brilliant-cut diamonds...

A sapphire and diamond dress ringThe circular buff-top sapphire within a surround of brilliant-cut diamonds, with a similarly-cut diamond gallery,...

A diamond 'Steora' pendant necklace, by Harry WinstonThe 14 carat white gold pendant centrally-set with a series of brilliant-cut diamonds, to a b...

A diamond eternity ringSet with a continuous row of brilliant-cut diamonds, diamonds approx. 2.70cts total, ring size approx. J ...[more]

A diamond line braceletSet with a graduated series of brilliant-cut diamonds in box settings, diamonds approx. 4.55cts total, length 16.8cm ...[m...

A diamond single-stone ringThe tapering band set with a brilliant-cut diamond, diamond approx. 1.20cts, rubbed French assay mark and maker's mark,...

An onyx 'Menotte' ring, by CartierOf crossover bolt and screw design, accented by onyx terminals, mounted in 18 carat white gold, signed Cartier, ...

Two diamond-set 'Traffic' pendants, by Harry Winston1st: The articulated pendant set with baguette and brilliant-cut diamonds, 2nd: Set with brill...

A diamond bracelet, by PomellatoThe flattened curb-link chain set throughout with single-cut diamonds, diamonds approx. 2.00cts total, signed Pome...

A diamond cluster ringDesigned as a graduated series of baguette and step-cut diamonds, within a brilliant-cut diamond surround, mounted in 18 car...

A pair of diamond earstudsEach square plaque millegrain-set with princess and brilliant-cut diamonds, diamonds approx. 1.40cts total, length 1.2cm...

A diamond watch/bracelet, by Bucherer, circa 1940The square dial with baton hourmarkers concealed beneath a polished case set with four brilliant-...

A coral and diamond bombé ringSet with a graduated series of single-cut diamonds, between two panels of coral corallium rubrum, diamonds approx. 0...

A coral dress ringDesigned as two carved coral corallium rubrum scrolls, between bifurcated shoulders, mounted in 18 carat yellow gold, UK hallmar...

An aquamarine ringThe step-cut aquamarine in a collet-setting, to a scrolling gallery and tapering band, ring size approx. L½ ...[more]

A diamond-set compact, circa 1955Of woven mesh design, accented by a foliate motif set with brilliant and single-cut diamonds, opening to reveal a...

A diamond buckle ring, 1915, a diamond bombé ring, circa 1960, and a diamond butterfly brooch1st: The 18 carat yellow gold strap accented by a bri...

A gold watch, by Roy King for Bueche Girod, 1970The circular dial with Roman numerals, between a uniform series of textured links, mounted in 18 c...

An emerald and diamond bracelet, 1986Designed as a series of textured 18 carat yellow gold links, of openwork and foliate form, accented by brilli...

A diamond plaque ringOf navette form, set throughout with cushion-shaped and old brilliant-cut diamonds, diamonds approx. 1.65cts total, ring size...

A cultured pearl and diamond necklaceThe four rows of 3.0mm cultured pearls set to the front with two openwork plaques of floral and foliate desig...

A diamond and rock crystal bow brooch, circa 1900, and a diamond bar brooch1st: Designed as a rock crystal bow accented by brilliant, old brillian...

A diamond five-stone ringSet to the front with a graduation of old brilliant-cut diamonds, diamonds approx. 1.20cts total, ring size approx. N .....