06 août 2016

Gem-set and diamond bracelet/wristwatch, Ostertag, circa 1930

Lot 473. Gem-set and diamond bracelet-wristwatch, Ostertag, circa 1930. Estimate 95,000 — 140,000 CHF. Lot sold 206,500 CHF. Photo: Sotheby's 2012 The straps set with meandering vines of carved emeralds, sapphires and rubies, accented with marquise-shaped, circular-, and single-cut diamonds, the square-shaped dial within a cushion-shaped case pavé-set with circular-cut stones and flanked with bands of buff top calibré-cut emeralds, length approximately 165mm, case signed Ostertag made in... [Lire la suite]

28 juin 2014

SIEGELSON at MASTERPIECES London 2014

Suzanne Belperron. The Duchess of Windsor's Chalcedony Suite, Circa 1935. A necklace composed of a double-strand of chalcedony beads and a large flower head clasp with articulated carved blue chalcedony petals centering a cluster of cabochon sapphires, embellished by old-European-cut diamond trim; with French assay marks, set in platinum • 15 round diamonds • 8 cabochon sapphires • With maker’s mark • Length: 14 inches, flower clasp diameter: 2 1⁄8 inches. Belle Époque Diamond and Rock Crystal Corsage Ornament by Cartier, Paris,... [Lire la suite]
08 mai 2014

An art deco diamond brooch, by Ostertag

An art deco diamond brooch, by Ostertag. Photo Christie's Image Ltd 2014 Of stylized shield outline, with two pavé-set diamond scrolls enhanced by baguette-cut diamond lines and circular-cut diamond collets to the side, 1930s, 5.5 cm, with French assay mark for gold. Signed Ostertag (2). Estimate CHF8,000 – CHF12,000 ($9,179 - $13,769) FROM THE ESTATE OF BARONESS GUNHILD THYSSEN-BORNEMISZA DE KASZON Christie's. GENEVA MAGNIFICENT JEWELS. 14 May 2014, Geneva -http://www.christies.com/
08 mai 2014

A pair of diamond clip brooches, by Ostertag

  A pair of diamond clip brooches, by Ostertag. Photo Christie's Image Ltd 2014 Each clip designed as a stylized scroll set with brilliant and baguette-cut diamonds, can be attached together with an additional brooch fitting to form one brooch, 1930s, each 5.6 cm, with French assay mark for platinum and gold. Signed Ostertag (2). Estimate CHF10,000 – CHF15,000 ($11,474 - $17,211) FROM THE ESTATE OF BARONESS GUNHILD THYSSEN-BORNEMISZA DE KASZON Christie's. GENEVA MAGNIFICENT JEWELS. 14 May 2014, Geneva... [Lire la suite]
02 septembre 2013

Wave Bracelet. Probably Ostertag. Circa 1935

Wave Bracelet.  Probably Ostertag. Circa 1935. Photo courtesy Peter Edwards Jewels A truly superb bracelet inspired by the ocean. Rolling waves of brilliant and baguette cut diamonds set to the top and sides, est. total weight 50-55carats. Mounted in platinum. French assay marks and house mark. Price on Application. http://www.peteredwardsjewels.com 
Posté par Alain Truong à 10:22 - - Commentaires [0] - Permalien [#]
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31 juillet 2011

Art Deco Clock by Ostertag Oriental Enameled Screen Jade Clock. France. Circa 1925.

Art Deco Clock by Ostertag Oriental Enameled Screen Jade Clock. France. Circa 1925. Rare Art Deco Clock by Ostertag. Oriental Enameled Screen Jade Hawks resting upon an onyx base. Clock Movement signed Vacheron Constantin. Measurements 8 5/8 x 6 7/8 x 3 inches. chalchedony enamel nephrite. Price contact dealer Yafa Signed Jewels. 580 5th Avenue, New York, NY, 10036. Phone: 212-719-9828 - E-Mail: info@yafajewelry.com
Posté par Alain Truong à 17:40 - - Commentaires [0] - Permalien [#]
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18 octobre 2010

Major Collection of Work from Iconic Modern Jewelry Designer Andrew Grima to be Offered by Bonhams New York

© 2002-2010 Bonhams 1793 Ltd The first auction to focus on the work of legendary jewelry Andrew Grima, since his death in 2007, will be presented by Bonhams New York on October 19th. British Royal jewelry, designer and artisan, Grima was the foremost modern jewelry designer in the West End of London in the 1960s and 1970s with clients including Queen Elizabeth, Princess Margaret, Princess Anne, The Duke of Edinburgh, Barbara Hepworth and Jacqueline Onassis. Grima gained recognition following the 1961 Exhibition of... [Lire la suite]
15 juin 2010

An art deco nephrite, chalcedony and enamel desk clock, by Ostertag

An art deco nephrite, chalcedony and enamel desk clock, by Ostertag. Photo: Christie's Images Ltd 2010 The black lacquer square case flanked on either side by a carved green nephrite parrot, to the two-tiered beige chalcedony and green nephrite pushpiece, the clock with gilt-finished lever movement, 17 jewels, the square red enamel dial of Chinese-inspired motif, enhanced by green, blue, pink, yellow and white flowers, with white Arabic numerals and hands, to the beige chalcedony, green nephrite and black lacquer stepped base,... [Lire la suite]
Posté par Alain Truong à 22:29 - - Commentaires [0] - Permalien [#]
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