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alexandrite
12 novembre 2015

World's Largest Meteorite Carving Offered At Bonhams Auction

World's Largest Meteorite Carving Offered At Bonhams Auction
Unique Life-sized Skull-form Carving of a Gibeon Meteorite with Tridymite Inclusion By Lee Downey. Iron, Fine Octahedrite, Namibia, Africa. Weighing approximately 21,070 grams (21.07 kilos, 46.45 lbs). Estimate on request. Photo: Bonhams. LOS ANGELES...
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29 avril 2014

An exceptional unmounted alexandrite

An exceptional unmounted alexandrite
An exceptional unmounted alexandrite. Photo Christie's Image Ltd 2014. The cushion-shaped alexandrite weighing approximately 21.41 carats, in purple leather fitted case. Estimate CHF450,000 – CHF650,000 ($511,848 - $739,337) Accompanied by Premium Report...
4 avril 2014

An Art Nouveau Alexandrite, Diamond and Enamel Brooch, by Marcus & Co

An Art Nouveau Alexandrite, Diamond and Enamel Brooch, by Marcus & Co
An Art Nouveau Alexandrite, Diamond and Enamel Brooch, by Marcus & Co. Photo Christie's Image Ltd 2014 Designed as a green enamel plaque with sculpted gold detail, centering upon a cushion-cut alexandrite, weighing approximately 8.41 carats, enhanced...
28 juillet 2013

Natural Alexandrite & Diamond Ring

Natural Alexandrite & Diamond Ring
Natural Alexandrite & Diamond Ring. Photo MS Rau Antique A stunning 1.41-carat natural Alexandrite sparkles in this beautiful ring. Changing from a violet shade to olive green, this rare stone is surrounded by .77 total carats of round brilliant white...
28 juillet 2013

4.19 Carat Alexandrite and Diamond Ring

4.19 Carat Alexandrite and Diamond Ring
4.19 Carat Alexandrite and Diamond Ring. Photo courtesy Lang Antiques An exemplary natural Alexandrite, displaying an exceptional color change from tourmaline green to raspberry red, is elegantly presented in a newly made platinum and 18 karat yellow...
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28 juillet 2013

Extraordinary 3.39ct Natural Alexandrite & Diamond Ring

Extraordinary 3.39ct Natural Alexandrite & Diamond Ring
Extraordinary 3.39ct Natural Alexandrite & Diamond Ring. Photo courtesy Shreve, Crump & Low Estate platinum cluster style ring consisting of 1 antique cushion cut natural alexandrite weighing 3.397 carats measuring 9.36 x 9.04 x 4.96 mm, with strong color...
28 juillet 2013

3.12ct Alexandrite and Diamond Platinum Ring

3.12ct Alexandrite and Diamond Platinum Ring
3.12ct Alexandrite and Diamond Platinum Ring. Photo courtesy 66 mint Custom ring features one 3.12ct Rectangular Cushion Cut Natural Alexandrite with dramatic color change from Green in daylight to Purple in incandescent light. Ring has 34 Round Brilliant...
27 juillet 2013

5.52ct Alexandrite And Fancy Diamond Ring

5.52ct Alexandrite And Fancy Diamond Ring
5.52ct Alexandrite And Fancy Diamond Ring. Photo courtesy Shreve, Crump & Low Platinum & 18kt pink gold custom made cluster ring consisting of 1 oval shape alexandrite weighing 5.52 carats, measuring 11.81 x 9.59 x 6.19mm with Gubelin certificate #1003740,...
27 juillet 2013

Spectacular 12.18ctw Alexandrite Earrings

Spectacular 12.18ctw Alexandrite Earrings
Spectacular 12.18ctw Alexandrite Earrings. Photo courtesy Shreve, Crump & Low Platinum cluster earrings consisting of 1 cushion cut Alexandrite weighing of 6.03 carats with AGL certificate CS 55403, and 1 Alexandrite weighing 6.15 carats with AGL certificate...
27 juillet 2013

Alexandrite & Diamond Ring, 5.50 carats

Alexandrite & Diamond Ring, 5.50 carats
Alexandrite & Diamond Ring, 5.50 carats. Photo MS Rau Antique Alexandrites are among the rarest treasures in the gem world, and one of the finest examples on the market today takes center stage in this exquisite ring. Weighing approximately 5.50 carats,...
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