22 avril 2014

Non-nacreous Natural Pearl--"The Giant Clam Pearl", Tridacna gigas, Coastal waters near the Philippines

Non-nacreous Natural Pearl--"The Giant Clam Pearl", Tridacna gigas, Coastal waters near the Philippines. Photo Bonhams. A slightly baroque drop-shaped, undrilled, non-nacreous natural pearl from a marine mollusk, white with fine flame structure. Weighing 21.437 carats (85.75 grains) and measuring approximately 13.35 -13.35 x 19.05mm. Estimate US$ 9,000 - 11,000 (€6,500 - 7,900) Accompanied by an SSEF (Swiss Gemmological Institute) Test report no. 72785 dated 25 February 2014 stating that the slightly baroque drop-shaped, undrilled... [Lire la suite]
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22 avril 2014

Natural Pearl, Unio species

Natural Pearl, Unio species. Photo Bonhams. A nacreous, freshwater white pearl, of elongated drop-shaped form, having excellent luster, especially to one face as well as a fine orient of pink and green hues, undrilled. Weighing approximately 43.5 carats and measuring 25.79 x 19.41 x 12.30mm. Estimate US$ 1,500 - 2,000 (€1,100 - 1,400)Accompanied by a Gemological Institute of America report number 2155766649, dated December 13, 2013 stating that the 43.55 carats pearl is a natural pearl, freshwater, Unio species, white, no... [Lire la suite]
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17 avril 2014

Largest Natural Pearl Ever Auctioned Comes Up for Sale at Woolley and Wallis Salisbury Salerooms

Salisbury - Kashmir sapphires and natural saltwater pearls are now generating more international interest than ever before. Both combine extreme rarity and beauty and the two to be offered in the May sale have the additional dimension of exceptional size. It is most unusual for any round natural pearl over 10mm or any Kashmir sapphire over 5cts to come on to the open market. The Kashmir sapphire weighs 9.68 cts. At 33.15 cts and with a maximum diameter of 17.44 mm., the round pearl could well be the largest in the world to... [Lire la suite]
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09 avril 2014

A natural pearl, diamond and sapphire cluster ring, circa 1960

A natural pearl, diamond and sapphire cluster ring, circa 1960. Photo: Bonhams. The drop-shaped pearl, measuring 11.1 x 12.95 x 16.0mm, within a border of marquise-cut sapphires and brilliant, baguette and tapered baguette-cut diamonds, diamonds approximately 1.20 carats total, ring size K (sizing band). Estimate £15,000 - 20,000 (€18,000 - 24,000) Accompanied by a report from AnchorCert stating that the pearl is natural, saltwater. Report number 20014871, dated 8 March 2014. Accompanied by a report from The Gem Testing... [Lire la suite]
09 avril 2014

A natural pearl, ruby and diamond brooch, third quarter of the 19th century

A natural pearl, ruby and diamond brooch, third quarter of the 19th century. Photo: Bonhams. The openwork cartouche set with a central natural pearl, old brilliant and rose-cut diamonds and cushion-shaped rubies, within a scalloped frame of black enamel and engraved decoration, suspending a swag of similarly cut rubies and diamonds, terminating in a graduating fringe of drop-shaped natural pearls, mounted in yellow gold, diamonds approximately 1.40 carats total, length 6.5cm. Estimate £12,000 - 15,000 (€15,000 - 18,000) ... [Lire la suite]
03 mars 2014

Natural pearl, cultured pearl and diamond necklace, late 19th century

Natural pearl, cultured pearl and diamond necklace, late 19th century. Photo Sotheby's Composed of two graduated rows of natural and cultured pearls measuring from approximately 2.0 to 7.0 mm, the clasp set with a blue paste stone, circular- and single-cut diamonds, shortest length approximately 370mm. Estimate 3,000 — 4,000 GBP Accompanied by a gemmological report. Sotheby's. Fine Jewels. London | 26 Mar 2014, 10:00 AM - www.sothebys.com


27 janvier 2014

An unusual natural pearl black onyx and diamond ring

An unusual natural pearl black onyx and diamond ring. Photo Christie's Image Ltd 2010 The button-shaped natural brownish-grey pearl measuring 14.45mm by 14.60mm by 12.24mm and weighing 18.99 carats (75.96 grains) within a pavé-set diamond surround to the black jade and pavé-set diamond mount, ring size 6½, stamped "750". Estimate $20,000 - $30,000. Price Realized $50,000 Accompanied by report no. 0012374 dated 5 January 2001 from the Gübelin GemLab stating that the pearl is natural Christie's. JEWELS AND WATCHES: THE DUBAI SALE.... [Lire la suite]
30 novembre 2013

Rare and important pair of platinum, natural pearl and diamond earrings

  Rare and important pair of platinum, natural pearl and diamond earrings. Photo Sotheby's The light grayish brown drop-shaped pearls measuring approximately 11.3 to 11.9 by 18.2 mm and 12.0 to 12.0 by 16.9 mm, topped and suspended by round, marquise-shaped and rose-cut diamonds weighing approximately 3.10 carats, topped by two button-shaped pearls of similar hue measuring approximately 7.0 and 6.7 mm. Estimation 600,000 — 800,000 USD Accompanied by SSEF report no. 65748 stating that the pearls are natural, saltwater,... [Lire la suite]
07 novembre 2013

The Empresses of the Orient

The Empresses of the Orient. Photo courtesy of Christie's This unique pair of natural pearl and diamond ear pendants are accompanied by the brilliant-cut diamond cap, and surmounted by a natural white button pearl. High estimate: US$3.5 million Magnificent Jewels sale at Christie's  Hong Kong. Tuesday 26 November 2013
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03 novembre 2013

Natural pearl, sapphire and diamond necklace

Natural pearl, sapphire and diamond necklace. Photo Sotheby's. Composed of three graduated rows of natural pearls measuring from approximately 3.75 to 8.40mm, the clasp set with an oval sapphire within a frame of brilliant-cut diamonds, length of shortest row approximately 530mm. Estimation 185,000 - 275,000 CHF Accompanied by SSEF report no. 69989, stating that the two hundred and ninety pearls were found to be natural, saltwater. Sotheby's. Magnificent Jewels. Geneva | 13 Nov... [Lire la suite]
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