06 avril 2016

An Important Belle Époque sapphire and diamond ring, Tiffany & Co., circa 1910

Lot 136. An Important Belle Époque 10.94 carats Burmese sapphire and diamond ring, Tiffany & Co., circa 1910. Estimate US$ 100,000 - 150,000 (€88,000 - 130,000). Photo: Bonhams. centering an oval mixed-cut sapphire, weighing 10.94 carats, within a pavé-set diamond surround and ornate openwork diamond-set mount; signed Tiffany & Co.; mounted in platinum; size 8 3/4 Accompanied by AGL report # CS 1073139, dated January 29, 2016, stating the sapphire as: Burma (Myanmar) origin, no indications of... [Lire la suite]

03 avril 2016

An Important Belle Époque Platinum, Montana Sapphire and Diamond Bracelet, circa 1910

Lot59. An Important Belle Époque Platinum, Montana Sapphire and Diamond Bracelet, circa 1910. Estimate: $75,000-100,000. Sold for $81,250 © 2016 Leslie Hindman Auctioneers, Inc. containing seven square step cut Yogo Gulch Montana sapphires, the largest weighing approximately 2.00 carats and the group weighing approximately 10.60 carats total, together with 63 old mine, old European, rose cut and round single cut diamonds weighing approximately 1.40 carats total. Scratch mark: 4476 (partially... [Lire la suite]
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04 décembre 2015

Christie's New York announces Magnificent Jewels: The Auction

Photo Christie's Image Ltd 2015 NEW YORK, NY.- Christie’s announced its upcoming schedule of Winter Jewelry sales in New York, starting with the live saleroom auction of Magnificent Jewels on December 10, and continuing with a companion online boutique of Holiday Jewels from December 11 – 21. Both venues offer a multitude of outstanding jewels at every price level, including fancy colored and colorless diamonds, rare gemstones, natural pearls, and signed creations from the most coveted jewelry houses. Auction highlights,... [Lire la suite]
06 novembre 2015

A Belle Époque diamond and sapphire brooch, by Boucheron

A Belle Époque diamond and sapphire brooch, by Boucheron. Estimate CHF38,000 – CHF50,000 ($38,324 - $50,426). Photo Christie's Image Ltd 2015 Designed as an articulated diamond-set banner with calibré-cut sapphire detail, to the sapphire and diamond foliate surmount and pear-shaped diamond fringe, 1914, 8.0 cm, with French assay mark for platinum. Signed and with maker's mark for Boucheron  Photo courtesy of the Boucheron Archives Christie's. GENEVA MAGNIFICENT JEWELS, 10 November... [Lire la suite]
Posté par Alain Truong à 19:35 - - Commentaires [0] - Permalien [#]
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06 novembre 2015

A Belle Époque diamond brooch

A Belle Époque diamond brooch. Estimate CHF38,000 – CHF50,000 ($38,324 - $50,426). Photo Christie's Image Ltd 2015 Designed as an openwork bow with foliate motifs, suspending an asymmetrical detachable ribbon pendant, set throughout with old-cut diamonds, to the collet-set diamond fringe terminals, 1910s, 13.1 cm  Christie's. GENEVA MAGNIFICENT JEWELS, 10 November 2015, Geneva
Posté par Alain Truong à 19:28 - Commentaires [0] - Permalien [#]
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06 novembre 2015

A Belle Époque natural pearl and diamond brooch-pendant

A Belle Époque natural pearl and diamond brooch-pendant. Estimate CHF220,000 – CHF330,000 ($221,875 - $332,813). Photo Christie's Image Ltd 2015 The drop-shaped natural pearl, measuring approximately 12.80-13.55 x 23.00 mm, within a rose-cut diamond foliate frame, interspersed with three old-cut diamond collets, suspended from the similarly-set bar pin, circa 1910, 4.8 cm Accompanied by report no. 81361 dated 5 August 2015 from the SSEF Swiss Gemmological Institute stating that the pearl is a natural saltwater... [Lire la suite]
Posté par Alain Truong à 19:23 - - Commentaires [0] - Permalien [#]
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06 novembre 2015

The Chaumet Westminster Tiara. A Belle Époque enamel and diamond tiara, by Chaumet

The Chaumet Westminster Tiara. A Belle Époque enamel and diamond tiara, by Chaumet. Estimate CHF360,000 – CHF520,000 ($363,069 - $524,433). Photo Christie's Image Ltd 2015 Of Kokoshnik design, composed of a series of graduated translucent royal blue plique-à-jour enamel curved panels, each overlaid with old-cut diamond trailing forget-me-not floral motifs, interspersed with collet-set diamond lines, to the cushion-shaped diamond openwork cartouche centre and similarly-set upper border, circa 1910, mounted in... [Lire la suite]
17 octobre 2015

A belle Époque emerald and diamond ring, by Tiffany & Co.

A Belle Époque emerald and diamond ring, by Tiffany & Co. Estimate: $25,000 – $30,000. Photo Christie's Image Ltd 2015 Set with a circular cabochon emerald, weighing approximately 6.57 carats, to the rose-cut diamond gallery and single-cut diamond shoulders, circa 1915, ring size 6 3/4, mounted in platinum - Signed Tiffany & Co. (partially indistinct) Christie's. IMPORTANT JEWELS, 20 October 2015, New York, Rockefeller Plaza
Posté par Alain Truong à 00:30 - - Commentaires [0] - Permalien [#]
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06 septembre 2015

A Belle Époque diamond brooch, circa 1910

A Belle Époque diamond brooch, circa 1910. Estimate £8,000 - 10,000 (€11,000 - 14,000).  Photo: Bonhams. The circular plaque of delicate platinum tracery with a central old brilliant-cut diamond framed by horizontal lines of old brilliant and rose-cut diamonds and a similarly-set diamond garland border, accompanied by an associated diamond-set chain, principal diamond approximately 2.00 carats, brooch diameter 5.8cm, necklace length 40.0cm Bonhams. FINE JEWELLERY, 24 Sep 2015 12:00 BST - LONDON,... [Lire la suite]
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06 septembre 2015

A Belle Époque diamond single-stone ring, circa 1910

A Belle Époque diamond single-stone ring, circa 1910. Estimate £30,000 - 50,000 '€41,000 - 68,000).  Photo: Bonhams. The old hexagonal-cut diamond, weighing 8.18 carats, within a delicatedly pierced platinum mount millegrain-set with old brilliant and single-cut diamonds, the reeded hoop with further engraved decoration, ring size M½, cased Note: This unusual hexagonally-cut diamond is a variety of the 'stellar brilliant-cut', which can be traced back to the early 17th century. This particular diamond is... [Lire la suite]