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opal
13 juillet 2021

A rare miniature carved opal bust of a Roman emperor, Presumably Italian, 17th century

A rare miniature carved opal bust of a Roman emperor, Presumably Italian, 17th century
Lot 55. A rare miniature carved opal bust of a Roman emperor, Presumably Italian, 17th century; 5.1 x 3.0 cm, weight 32.87 g. Estimate: €20,000 - €25,000 . Courtesy Kunsthaus Lempertz Imperial Roman style bust carved in the round from white/mother-of-pearl...
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8 juin 2020

Crystal Opal with Multi-Color Fire, Lightning Ridge, New South Wales, Australia

Crystal Opal with Multi-Color Fire, Lightning Ridge, New South Wales, Australia
Lot 51. 21.77 carats Crystal Opal with Multi-Color Fire, Lightning Ridge, New South Wales, Australia. Estimate US$ 35,000 - 45,000 (€ 35,000 - 44,000). © Bonhams A large oval cabochon crystal opal with slight potch to the underside having a rolling flash...
5 février 2014

Gold, opal and enamel ring, Georges Fouquet, circa 1900-1910

Gold, opal and enamel ring, Georges Fouquet, circa 1900-1910
Gold, opal and enamel ring, Georges Fouquet, circa 1900-1910. Photo Sotheby's Set in the center with a fancy-shaped opal, within a frame of foliate design applied with bluish-green enamel, size 7, signed G. Fouquet, numbered 9730, maker's marks, French...
2 janvier 2014

Opal, diamond and pink sapphire necklace

Opal, diamond and pink sapphire necklace
Opal, diamond and pink sapphire necklace. Photo courtesy Sotheby's. Of floral motif design, suspending on an articulated flower set with a jelly opal weighing approximately 9.20 carats, surrounded by circular-cut pink sapphires together weighing approximately...
30 décembre 2013

Opal in matrix from Mexico.

Opal in matrix from Mexico.
Opal in matrix from Mexico.
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15 mai 2012

An Opal, Diamond and Ruby Butterfly Brooch

An Opal, Diamond and Ruby Butterfly Brooch
An Opal, Diamond and Ruby Butterfly Brooch;. photo: Christie's Images Ltd 2012 The body set with an oval and a pear-shaped opal with round ruby eyes and cabochon opal antennae, with cabochon opal and circular-cut diamond wings, mounted en tremblant in...
21 janvier 2012

Gold, opal and enamel brooch/ pendant, Marcus & Co, circa 1900

Gold, opal and enamel brooch/ pendant, Marcus & Co, circa 1900
Gold, opal and enamel brooch/ pendant, Marcus & Co, circa 1900. Photo Sotheby's Centring on an opal within a frame of irises decorated with green guilloché enamel, suspending a fluted drop, signed Marcus & Co. Estimate 6,000-8,000 GBP. Lot Sold: 11,250...
18 décembre 2011

An opal, emerald and diamond brooch, Oscar Heyman & Brothers

An opal, emerald and diamond brooch, Oscar Heyman & Brothers
An opal, emerald and diamond brooch, Oscar Heyman & Brothers. Photo Bonhams in the form of a fish, with scales of opals, cabochon emerald eyes and further detailed by round brilliant-cut diamonds; with maker's mark for Oscar Heyman & Brothers, no. 200403;...
20 novembre 2011

A Unique Opal, Blue Topaz, Amethyst and Diamond Necklace by Patrick Mauboussin

A Unique Opal, Blue Topaz, Amethyst and Diamond Necklace by Patrick Mauboussin
A Unique Opal, Blue Topaz, Amethyst and Diamond Necklace by Patrick Mauboussin. Photo courtesy Tiancheng International Centring on a free - form opal, the necklace of jelly fish motif is pave - set with diamonds and blue topaz. Dangling eleven tentacles...
20 novembre 2011

An Opal, Tsavorite, Sapphire and Diamond Brooch Pendent by Patrick Mauboussin

An Opal, Tsavorite, Sapphire and Diamond Brooch Pendent by Patrick Mauboussin
An Opal, Tsavorite, Sapphire and Diamond Brooch Pendent by Patrick Mauboussin. Photo courtesy Tiancheng International The brooch of jelly fish motif is centred on a free form of opal with pavé - set diamond, tsavorite and sapphire surround, dangling with...
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