04 août 2018

A magnificent antique diamond rivière

Lot 2085. A magnificent antique diamond rivière. Estimate: HK$16,000,000 - HKD 20,000,000 ($2,000,000-3,200,000). Price realised 18,040,000. © Christie’s Images Ltd 2014. Set with thirty-two graduated old european-cut diamonds, the seven central diamonds weighing (from left to right) 10.03, 10.93, 19.19, 24.38, 17.52, 12.28 and 9.90 carats, to the circular rose-cut diamond clasp, mounted in gold, late 19th century, 35.5 cm long Christie’s. Hong Kong Magnificent Jewels, 25 November 2014, Hong... [Lire la suite]
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23 novembre 2017

A magnificent diamond rivière

Lot 2023. A magnificent 312.86 carats diamond rivière. Estimate HKD 27,500,000 - HKD 38,000,000 (USD 3,500,000-5,000,000). Unsold. © Christie's Images Ltd 2017 Composed of twenty-eight graduated circular-cut diamonds, weighing approximately 18.54 to 6.03 carats, mounted in platinum and gold, 37.5 cm  Accompanied by twenty-eight reports dated from 21 October 2016 to 15 February 2017 from the GIA Gemological Institute of America stating that the diamonds range from M to Y-Z range... [Lire la suite]
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29 avril 2017

Impressive diamond rivière, mid-19th century

Lot 357. Impressive diamond rivière, mid-19th century. Estimate 810,000 — 1,410,000 CHF. Photo: Sotheby's. Composed of a graduated line of pinched-collet-set circular-cut and cushion-shaped diamonds, length approximately 400mm, fitted case signed Janesich. Provenance: Formerly in the Collection of Anna Murat, Princess de Poix (1841-1924) Thence by descent. Sotheby's. Magnificent Jewels and Noble Jewels, Session 3, Geneva, 16 May 2017, 07:00 PM  
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27 décembre 2016

Important diamond rivière, mid 19th century, property of the Estate of Mary, Duchess of Roxburghe

  Lot 492. Important diamond rivière, mid 19th century, property of the Estate of Mary, Duchess of Roxburghe. Estimate 245,000 — 340,000 CHF. Lot sold 586,000 CHF. Photo  Sotheby's. Designed as a graduated row of forty-three collet-set cushion-shaped diamonds, on a similarly set clasp framed with single-cut diamonds, length approximately 465mm.  Rivière [stream] is a term used to describe a necklace designed as a succession of gemstones... [Lire la suite]
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30 juillet 2016

Diamond rivière, late 19th century

Lot 569. Diamond rivière, late 19th century. Estimate 250,000 — 350,000 CHF. Lot sold 386,500 CHF.Photo Sotheby's 2012 Designed as a graduated row of fifty-five circular-cut and cushion-shaped diamonds, length approximately 557mm. Jewels from the collection of Princess Frances Alice Poniatowska (1901-1989), née Willing Lawrance. Sotheby's. Magnificent Jewels Geneva | 14 Nov 2012
04 avril 2015

A diamond rivière

A diamond rivière. Estimate £70,000 - 90,000 (€96,000 - 120,000). Photo: Bonhams. Composed of 24 old brilliant-cut diamonds, graduating in size from the centre, on a line of millegrain-set single-cut diamonds, mounted in platinum, principal diamonds 2.92, 2.62, 2.53, 2.51 and 2.28 carats, remaining diamonds approximately 36.00 carats total, length 46.5cm  BONHAM'S. FINE JEWELLERY, 22 Apr 2015 14:00 BST -LONDON, NEW BOND STREET  
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11 juillet 2014

Diamond Rivière, late 19th century

Diamond Rivière, late 19th century. Photo Sotheby's Designed as a graduated line of cushion-shaped diamonds, length approximately 380mm, fitted case stamped Edward Tessier. Estimation 25,000 — 35,000 GBP Sotheby's. Fine Jewels, London | 16 juil. 2014, 10:00 AM -www.sothebys.com
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07 novembre 2013

A Superb D Color Flawless and Internally Flawless Clarity Diamond Rivière

A Superb D Color Flawless and Internally Flawless Clarity Diamond Rivière. Photo courtesy of Christie's Mounted in platinum, this stunner is designed as a line of 52 brilliant-cut diamonds, five of which are graded as Type IIa, the most chemically pure type of diamonds. In addition, their cut, polish and symmetry are graded as excellent. High estimate: US$9 million Magnificent Jewels sale at Christie's  Hong Kong. Tuesday 26 November 2013
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21 septembre 2013

Gold, silver and diamond rivière

Gold, silver and diamond rivière. Photo: Sotheby's.  Set with 30 graduating old mine-cut diamonds weighing approximately 76.00 carats, length 15 inches; fitted with pendant loop. Estimation 300,000 — 400,000 USD Sotheby's. Important Jewels. New York | 24 sept. 2013.  http://www.sothebys.com
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28 avril 2013

Important light pink diamond and diamond necklace

Lot 586. Important 6.93 carat light pink diamond, 34.78 carats circular-cut diamond, 11.38 carats briolette diamond and diamond necklace. Estimate: 1,410,000 – 2,350,000 CHF. Lot sold 2,285,000 CHF. Photo Sotheby's 2013 Suspending a detachable pendant set with two marquise diamonds, a brilliant-cut light pink diamond weighing 6.93 carats, two circular-cut diamonds, one weighing 34.78 carats, and a briolette diamond weighing 11.38 carats, from a graduated circular-cut diamond rivière... [Lire la suite]