09 mai 2015

Fine Conch Pearl, Strombus gigas or "Queen Conch" Caribbean Sea

Fine Conch Pearl, Strombus gigas or "Queen Conch" Caribbean Sea. Estimate: $US$ 10,000 - 15,000 (€8,900 - 13,000). Photo: Bonhams. Oval in form and even in its rose pink color--this is a collector's pearl of the highest rank. The flame pattern iridescence is exceptionally fine. Such fine conch pearls are now increasingly scarce in today's market. Weighing approximately 3.63 carats and measuring 10.0 x 7.5 x 6.0mm Bonhams. LAPIDARY WORKS OF ART, GEMSTONES AND MINERALS INCLUDING GOLD, 19 May 2015 10:00 PDT... [Lire la suite]
Posté par Alain Truong à 18:03 - - Commentaires [0] - Permalien [#]
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09 mai 2015

Pair of Fine Conch Pearls, Strombus gigas or "Queen Conch", Caribbean Sea

Pair of Fine Conch Pearls, Strombus gigas or "Queen Conch", Caribbean Sea. Estimate: $5,000 - 7,000 (€4,500 - 6,200). Photo: Bonhams. A conch is one of a number of different species of medium-sized to large saltwater snails and their shells. True conchs are marine gastropod mollusks in the family Strombidae, and the most well known species is the Strombus gigas or "Queen Conch". The pearls they produce are calcareous concretions—that is they are non-nacreous and are made up of calcium carbonate (rather than aragonite which is... [Lire la suite]
Posté par Alain Truong à 17:57 - - Commentaires [0] - Permalien [#]
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12 avril 2015

Bague ornée de deux perles fines et d'une conch pearl crème, grise et blanche épaulées de diamants taillés en brillant, 1930

Bague  ornée de deux perles fines et d'une conch pearl crème, grise et blanche épaulées de diamants taillés en brillant, Epoque 1930. Estimation : 5 000 € / 7 000 €. Photo Artcurial En or gris 18k (750) - Diam des perles : env. 10 mm - Poids brut : 10,67 g  Accompagnée d'un certificat du laboratoire LFG (2014) attestant pour la perle blanche : perle fine.  ARTCURIAL - BRIEST-POULAIN-F.TAJAN, Bijoux & Montres 1, le 13 Avril 2015 à 11h00. HÔTEL DASSAULT - 7 ROND POINT DES... [Lire la suite]
Posté par Alain Truong à 21:14 - - Commentaires [0] - Permalien [#]
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30 mars 2015

Diamond and conch pearl "Renaissance-revival" brooch, French, circa 1870

Diamond and conch pearl "Renaissance-revival" brooch, French, circa 1870. Estimate 15,000 — 20,000 USD. Lot sold 30,000 USD. Photo Sotheby's The openwork cartouche decorated with 12 conch pearls in pastel hues of pink and peach, the center set with an old European-cut diamond of brownish color weighing approximately .95 carat, further decorated with approximately 25 old-mine diamonds in various hues including yellow, brown and pink, weighing approximately 4.00 carats, accented further with 3 seed pearls, mounted in... [Lire la suite]
Posté par Alain Truong à 23:23 - Commentaires [0] - Permalien [#]
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30 mars 2015

Baselworld 2015 Best Jewellery

JAR diamond ring. The Graff Fascination, a three-in-one transformable tour de force boasting 152.96 carats of some of the world's finest diamonds that can be worn as an opulent high jewellery watch, a bracelet or a diamond ring. The centrepiece of Graff's The Fascination, a unique transformable jewel, is an incredibly rare 38.13ct pear-cut diamond set into a ring. de GRISOGONO necklace from the 2015 high jewellery collection launched at Baselworld 2015, set with briolette-cut emeralds totalling 89.63ct, round-cut rubies,... [Lire la suite]
27 mars 2015

A late 19th century diamond, conch pearl and pearl brooch, circa 1890

A late 19th century diamond, conch pearl and pearl brooch, circa 1890. Sold for £2,640 (€3,617). Photo: Bonhams. The delicate foliate spray, pavé-set with rows of cushion-shaped diamonds, accented with two cinquefoil diamond-set flowerheads and buds set with conch pearls and pearls of various tints, pearls untested, length 5.5cm. Bonhams. FINE JEWELLERY, 6 Apr 2006 11:00 BST. LONDON, NEW BOND STREET
Posté par Alain Truong à 23:54 - - Commentaires [0] - Permalien [#]
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12 août 2014

An Art Deco conch pearl, natural pearl and diamond brooch-pendant, by Bulgari

An Art Deco conch pearl, natural pearl and diamond brooch-pendant, by Bulgari. Photo Christie's Image Ltd 2012 he diamond-set scalopped lozenge-shaped openwork panel with baguette-cut diamond detail at the cardinal points and centering upon a conch pearl, measuring approximately 10.8-12.1 x 14.3 mm, flanked by diamond collets and button-shaped natural pearls, weighing approximately 13.53 and 12.66 grains, 1930s, 7.3 cm. Signed Bulgari. Estimate CHF30,000 - CHF40,000 ($32,180 - $42,907). Price Realized CHF105,000 ($111,279) ... [Lire la suite]
06 août 2014

A pair of conch pearl, coloured diamond and diamond pendent earrings

A pair of conch pearl, coloured diamond and diamond pendent earrings. Photo Bonhams Each pear-shaped purplish pink diamond, weighing 0.13 and 0.10 carats, within brilliant-cut diamond surround, suspending a conch pearl decorated with brilliant-cut diamonds of white and pink hue, mounted in 18k white and pink gold, remaining diamonds of pink hue approximately 0.50 carats total, diamonds approximately 0.70 carats total, length 2.2cm. Sold for HK$ 106,250 (€10,274) Accompanied by two reports from GIA stating:The 0.13 carat diamond is... [Lire la suite]
Posté par Alain Truong à 20:05 - Commentaires [0] - Permalien [#]
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01 août 2014

Conch Pearl, Strombus gigas or "Queen Conch", Caribbean Sea

Conch Pearl, Strombus gigas or "Queen Conch", Caribbean Sea. Photo Bonhams. A conch is one of a number of different species of medium-sized to large saltwater snails and their shells. True conchs are marine gastropod mollusks in the family Strombidae, and the most well known species is the "Strombus gigas or "Queen Conch". The pearls they produce are calcareous concretions—that is they are non-nacreous and are made up of calcium carbonate (rather than aragonite which is the composition of nacreous pearls). Several thousand snails... [Lire la suite]
Posté par Alain Truong à 10:57 - - Commentaires [0] - Permalien [#]
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01 août 2014

Large Conch Pearl, Strombus gigas or "Queen Conch", Caribbean Sea

Large Conch Pearl, Strombus gigas or "Queen Conch", Caribbean Sea. Photo Bonhams. A conch is one of a number of different species of medium-sized to large saltwater snails and their shells. True conchs are marine gastropod mollusks in the family Strombidae, and the most well known species is the "Strombus gigas or "Queen Conch". The pearls they produce are calcareous concretions—that is they are non-nacreous and are made up of calcium carbonate (rather than aragonite which is the composition of nacreous pearls). Several... [Lire la suite]
Posté par Alain Truong à 10:51 - - Commentaires [0] - Permalien [#]
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