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Black Opal with "Grass" Pattern, Lightning Ridge, New South Wales, Australia

Lot 53. 26.01 carats Black Opal with "Grass" Pattern, Lightning Ridge, New South Wales, Australia. Estimate US$ 45,000 - 55,000 (€ 40,000 - 49,000). © Bonhams A large and impressive "nobby" opal (nodule) with a black base color and a vivid broad rolling...

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8 juin 2020

Midnight Black Opal with Red and Green Pattern Cathedral Window, Lightning Ridge, New South Wales, Australia

Lot 58. 36.92 carats Midnight Black Opal with Red and Green Pattern Cathedral Window, Lightning Ridge, New South Wales, Australia. Estimate US$ 55,000 - 65,000 (€ 49,000 - 58,000). © Bonhams This stunning "nobby" opal cabochon (nodule opal) has a midnight...

Posté par Alain Truong à 18:38 - Commentaires […] - Permalien [#]

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8 juin 2020

41 carats Black Opal with Floral Pattern Red Play of Color

Lot 114. 41 carats Black Opal with Floral Pattern Red Play of Color, Lightning Ridge, New South Wales, Australia. Estimate US$ 70,000 - 80,000 (€ 62,000 - 71,000). © Bonhams A large and impressive "nodule" opal (a nobby), having an incredible pinfire...

Posté par Alain Truong à 18:14 - Commentaires […] - Permalien [#]

Tags: Australia, black opal, Lightning Ridge, New South Wales

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5 février 2014

Tiffany & Co. An Art Nouveau Black Opal, Diamond and Enamel Necklace, 1900

Tiffany & Co. An Art Nouveau Black Opal, Diamond and Enamel Necklace, 1900. Photo PHILLIPS The front suspending an oval cabochon black opal, within an enamel and circular-cut diamond frame, to the collet-set peridot and white opal gold chain, mounted...

Posté par Alain Truong à 15:13 - Commentaires […] - Permalien [#]

Tags: Art Nouveau, 1900, black opal, Tiffany Co

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8 mai 2012

One Loose, Blue-Green Black Opal ca. 34.284ct.. Australia, Found at: Lightning Ridge

One Loose, Blue-Green Black Opal ca. 34.284ct.. Australia, Found at: Lightning Ridge. photo Van Ham - Cologne Weight: 7.0g. 1 black opal cabochon in unusual form (droplet baroque) ca. 34.284ct, 32.08x23.85x6.89mm. Assessment report DeGEB Idar-Oberstein...

Posté par Alain Truong à 18:35 - Commentaires […] - Permalien [#]

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17 décembre 2011

A black opal and diamond ring

A black opal and diamond ring. Photo Bonhams centering an oval-shaped black opal within a micro pavé diamond surround and further round brilliant-cut diamond eleven-stone shoulders; opal weighing approximately: 10.00 carats; mounted in platinum; size...

Posté par Alain Truong à 20:09 - Commentaires […] - Permalien [#]

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6 juin 2009

A black opal and diamond ring

A black opal and diamond ring Of floral design, the oval black opal, weighing 10.72 carats, within a millegrain-set brilliant-cut diamond petal surround, mounted in platinum, diamonds approximately 4.00 carats total, ring size 6½., Estimate: HK$300,000...

Posté par Alain Truong à 21:53 - Commentaires […] - Permalien [#]

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3 février 2009

Black opal and diamond ring

Black opal and diamond ring The U-shaped band decorated on one side with a black opal of modified pear shape and a panel of pavé-set diamonds, the opposite side decorated with a second pavé-set diamond panel, the whole set with 103 round diamonds weighing...

Posté par Alain Truong à 22:22 - Commentaires […] - Permalien [#]

Tags: diamond ring, black opal

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3 février 2009

Pair of black opal and diamond earrings

Pair of black opal and diamond earrings The pear-shaped black opal drops supported on long fringes of foliate motif, set with 52 round diamonds weighing approximately 1.25 carats, mounted in platinum. Estimate 18,000—22,000 USD Sotheby's. Important Jewels....

Posté par Alain Truong à 22:09 - Commentaires […] - Permalien [#]

Tags: black opal, diamond earrings

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30 janvier 2009

Black opal, colored stone and diamond ring, circa 1930

Black opal, colored stone and diamond ring, circa 1930 The black opal of rectangular shape with cut-corner edges measuring approximately 16.5 by 15.0 mm., the shoulders set with tapering bands of calibré-cut emeralds alternating with calibré-cut sapphires...

Posté par Alain Truong à 21:50 - Commentaires […] - Permalien [#]

Tags: diamond ring, circa 1930, black opal

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