03 mai 2017

Platinum, Aquamarine and Diamond Brooch, Cartier, London, circa 1930

Lot 285; Platinum, Aquamarine and Diamond Brooch, Cartier, London, circa 1930. Estimate: $15,000 - $20,000. Sold for $17,500. Photo Doyle Of geometric motif, centering one emerald-cut aquamarine approximately 6.00 cts., flanked by 2 rectangular French-cut aquamarines, flanked by a stylized buckle motif set with 12 rectangular-cut aquamarines and 44 old European-cut diamonds approximately 1.65 cts., signed Cartier, London, no. 85689, circa 1930, approximately 6.8 dwts.  Doyle. Important... [Lire la suite]
Posté par Alain Truong à 19:22 - - Commentaires [0] - Permalien [#]
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21 août 2015

Platinum, 18ct gold, aquamarine and diamond brooch, Schlumberger, Tiffany & Co., circa 1992

Platinum, 18ct gold, aquamarine and diamond brooch, Schlumberger, Tiffany & Co., circa 1992.Estimate $16,000 - $22,000. Photo Sotheby's. Modelled as a starburst centring a claw-set emerald-cut aquamarine weighing approximately 22.00 carats framed within a surround of polished flame motifs embellished at intervals with brilliant-cut diamonds, the diamonds together weighing approximately 0.50 carats, approximately 40 x 35mm, signed Schlumberger, Tiffany & Co. Accompanied by a Schlumberger Tiffany & Co.... [Lire la suite]
24 avril 2015

Ten jewelry of René Boivin at Sotheby's, Geneva, 12 May 2015

  Lot 376. Rock crystal and hematite bracelet, 'Escalier Bordé', René Boivin, 1930. Estimate 49,000 — 69,000 CHF (46,226 - 65,094 EUR). Lot Sold 162,500 CHF (156,362 EUR). Photo Sotheby's. Designed as an articulated band of tiered square rock crystal plaques, set between rows of pyramidal hematite motifs, length approximately 190mm, French assay mark, inscribed Jacques à Betty, Déc 1930, case stamped Boivin.  Accompanied by a certificate from Françoise... [Lire la suite]