14 mai 2015

A 25.59 carat Burmese ruby sells for record $30 million at Sotheby's Geneva auction

The Sunrise Ruby – Superb and extremely rare 25.59-carat Burmese ruby and diamond ring, Cartier. Lot sold 28,250,000 CHF. Photo Sotheby's GENEVA (AFP).- A 25.59 carat "pigeon blood" ruby sold for a world record $30.34 million at auction in Geneva Tuesday while a rare pink diamond believed to have once belonged to Napoleon's niece fetched $15.9 million, Sotheby's said. After competitive bidding, the ruby went to an anonymous telephone bidder for 28.25 million Swiss francs (27.3 million euros), with... [Lire la suite]

07 mai 2015

Diamond ring, Cartier

Diamond ring, Cartier. Estimate 39,000 — 59,000 CHF. Photo Sotheby's The step-cut diamond weighing 4.51 carats, set between trapeze-shaped diamond shoulders, size 51, signed Cartier, numbered.  Sotheby's. Magnificent Jewels and Noble Jewels, Genève, 12 mai 2015, 10:30 AM
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07 mai 2015

The Estate of Mary, Duchess of Roxburghe. Pair of natural pearl and diamond earrings, Cartier, circa 1935

The Estate of Mary, Duchess of Roxburghe. Pair of natural pearl and diamond earrings, Cartier, circa 1935. Estimate 110,000 — 160,000 CHF. Photo Sotheby's Each of chandelier design, set with light brownish grey to greyish brown natural pearls measuring from approximately 6.75 x 6.95mm to 9.45 x 9.55mm, highlighted with circular- and single-cut diamonds,unsigned, post and butterfly fittings.  Accompanied by SSEF report no. 79525, stating that the eight pearls were found to be natural, saltwater, with... [Lire la suite]
07 mai 2015

The Estate of Mary, Duchess of Roxburghe. Natural pearl and diamond double clip brooch, Cartier, circa 1935

The Estate of Mary, Duchess of Roxburghe. Natural pearl and diamond double clip brooch, Cartier, circa 1935. Estimate 49,000 — 69,000 CHF. Photo Sotheby's Composed of a pair of shield-shaped plaques of geometric design, set with circular-, single-cut and baguette diamonds, framing a central detachable motif accented with three brownish grey natural pearls, one button shaped, and two round to roundish, measuring approximately 10.05 x 10.10 x 9.90mm, 9.60 x 9.80mm and 9.65 x 10.25mm, and baguette... [Lire la suite]
07 mai 2015

Superb gem set vanity case, Cartier, 1925

Superb gem set vanity case, Cartier, 1925. Estimate 110,000 — 160,000 CHF. Photo Sotheby's The octagonal gold box decorated with white enamel wave motifs, mother-of-pearl inlay, and black enamel, the terminals covered in carved coral flowers, seed pearls, cabochon emeralds, and circular-, single-cut and rose diamonds, each end opening to reveal a powder compartment, the length opening on two sides to reveal a compartment, a lipstick holder and a fold out mirror, dimensions approximately 120 x 45 x... [Lire la suite]
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07 mai 2015

Pair of fine gem set and diamond clips, Cartier, circa 1930

Pair of fine gem set and diamond clips, Cartier, circa 1930. Estimate 69,000 — 98,000 CHF. Photo Sotheby's Each set with a carved emerald leaf, within a frame of cabochon rubies, ruby beads and baguette and single-cut diamonds, the clip fittings backed with mother-of-pearl, each signed Cartier, numbered, French assay marks, fitted case stamped Cartier.  Provenance: Formerly in the collection of Lydia, Lady Deterding. Bibliography: Cf: Alexandra Rhodes and Stefano Papi, 20th... [Lire la suite]
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03 mai 2015

Fancy intense yellow diamond ring, Cartier

Fancy intense yellow diamond ring, Cartier. Estimate 245,000 — 440,000 CHF (231,132 - 415,095 EUR). Photo: Sotheby's. The cut-cornered rectangular modified brilliant fancy intense yellow diamond weighing 19.30 carats, set between triangular near colourless diamond shoulders, size 50, signed Cartier, numbered. Accompanied by GIA report no. 2175084777, stating that the diamond is Fancy Intense Yellow, Natural Colour, VVS1 Clarity. Sotheby's. Magnificent Jewels and Noble Jewels,... [Lire la suite]
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01 mai 2015

Sapphire and diamond ring, Cartier, circa 1925

19.39 carats Burmese sapphire and diamond ring, Cartier, circa 1925. Estimate 295,000 — 485,000 CHF (278,302 - 457,548 EUR). Photo  Sotheby's. law-set with a cushion-shaped sapphire weighing 19.39 carats, between baguette diamond shoulders, size 54, signed Cartier, numbered, French assay mark. Accompanied by SSEF report no. 79272, stating that the sapphire is of Burmese origin, with no indications of heating; together with Gübelin report no. 8811026, dated 10 November 1988,... [Lire la suite]
27 avril 2015

A single-strand natural pearl, cultured pearl and diamond necklace, by Cartier

A single-strand natural pearl, cultured pearl and diamond necklace, by Cartier. Estimate CHF500,000 – CHF800,000 ($526,187 - $841,899). Photo Christie's Image Ltd 2015. Composed of fifty graduated natural pearls, and one cultured pearl, measuring approximately 13.2 to 6.0 mm, to the baguette and old-cut diamond clasp, 1920s, 52.0 cm, with French assay mark for platinum - Clasp signed Cartier Paris  Accompanied by report no. 78587 dated 2 March 2015 from the SSEF Swiss Gemmological Institute stating that 50... [Lire la suite]
27 avril 2015

A magnificent coloured diamond and natural pearl necklace, by Cartier

A magnificent coloured diamond and natural pearl necklace, by Cartier. Estimate CHF2,000,000 – CHF2,500,000 ($2,104,749 - $2,630,936). Photo Christie's Image Ltd 2015. Composed of three graduated rows of natural pearls in various shades of pink, measuring approximately 11.0 x 2.7 mm, suspending a central pear-shaped fancy brown-pink diamond drop, weighing approximately 11.76 carats, with further brilliant-cut fancy light blue diamond surmount, weighing approximately 1.02 carats, to the pink diamond-set bar... [Lire la suite]