square-cut diamond

A pair of diamond earrings. Photo Christie's Image Ltd 2013 The two square-cut diamonds, weighing approximately 14.01 and 13.73 carats, each with a baguette-cut diamond surmount and pavé-set diamond hook, mounted in platinum, 3.8 cm. Estimate CHF550,000 – CHF750,000 Accompanied by report no. 5151067410 dated 25 October 2012 from the GIA Gemological Institute of America stating that the 14.01 carat diamond is K colour, VS2 clarityReport no. 1152067407 dated 25 October 2012 from the GIA Gemological... [Lire la suite]

Platinum, Diamond and Aquamarine Brooch, Paul Flato - Sotheby's Of foliate design decorated with ribbon scrolls, set with round and single-cut diamonds weighing approximately 11.75 carats, accented by square-cut diamonds weighing approximately 9.70 carats, further set with 28 calibré-cut aquamarines, signed Flato, one aquamarine missing; circa 1940. Estimate: 45,000 - 65,000 USD Sotheby's. Magnificent Jewels. New York | 17 Apr 2013 -www.sothebys.com

An Important Diamond Ring. Photo Philips de Pury & Company Set with a square-cut diamond, weighing approximately 16.62 carats, within a pavé-set diamond floral motif surround and gallery, mounted in 18K white gold. ESTIMATE $450,000 - 650,000 With report no.12549647 dated 10 April 2003 from the Gemological Institute of America, stating that the diamond weighing 16.62 carats is H color, VS2 clarity Philips de Pury & Company. Jewels. 6 december 2012. http://www.phillipsdepury.com

A coloured diamond and diamond pendant necklace. Photo Bonhams The square-cut diamond of yellow tint, weighing 0.86 carats, within a brilliant and single-cut diamond surround, suspending a pear-shaped diamond of yellow tint, weighing 1.20 carats, within two borders of brilliant-cut diamonds, terminating in three brilliant and pear-shaped diamonds, to a trace-link chain, remaining diamonds approx. 3.15cts total, lengths: chain 44.0cm, pendant 5.7cm - Estimate: £12,000 - 14,000 (€15,000 - 17,000)  ... [Lire la suite]

A magnificent pair of diamond clip brooches, by Cartier, circa 1935. Photo Bonhams Each central old pear-shaped diamond, weighing either 4.63 carats or 4.77 carats, within a baguette-cut diamond frame with square-cut diamond highlight, bordered by pear-shaped diamonds, each surmount composed of step, triangular and baguette-cut diamonds, remaining diamonds 43.45 carats total, each signed Cartier London, length of each clip 4.7cm (2) - Estimate: £80,000 - 100,000, $ 130,000 - 160,000 Bonhams. Fine Jewellery, 13 Apr 2011. New Bond... [Lire la suite]

A pair of 10.17 carats Square-cut Diamonds Ear Pendants. Photo: Christie's Images Ltd., 2010 The two square-cut diamonds each weighing 10.17 carats, suspended from a line of baguette-cut diamonds, to the diamond-set hook, mounted in platinum, 3.8 cm - Estimate CHF700,000 - CHF900,000 ($719,756 - $925,401) Accompanied by report no. 2115322788 dated 29 October 2009 from the GIA Gemological Institute of America stating that the 10.17 carats is G colour, VS1 clarityReport no. 2115322796 dated 21 April 2010 from the GIA... [Lire la suite]

A ruby and diamond ring, Andrew Grima © 2002-2010 Bonhams 1793 the oval-shaped ruby within a surround of square-cut diamonds further accented with square and baguette-cut diamonds down the sides, completed by a broad bark-textured mount; signed Grima; ruby weighing approximately: 8.50 carats; estimated total diamond weight: 6.00 carats; mounted in eighteen karat bicolor gold; size 7 3/4 - Sold for $20,740 A ruby and diamond ring, Andrew Grima © 2002-2010 Bonhams 1793 the rectangular cabochon ruby... [Lire la suite]

An exquisite diamond ring. Photo: Christie's Images Ltd 2010 Set with a cushion-cut diamond, weighing approximately 27.03 carats, mounted in platinum - Estimate $2,500,000 - $3,000,000 With report 5121072749 dated 3 May 2010 from the Gemological Institute of America stating that the diamond is D color, VVS1 clarity, with excellent polish and excellent symmetryAccompanied by a supplemental letter stating that the diamond has been determined to be a Type IIa diamond. Type IIa diamonds are the most chemically pure type of... [Lire la suite]

An impressive diamond solitaire ring. Estimate: $550,000 - 650,000 © 2002-2009 Bonhams 1793 Ltd On December 16th Bonhams will mount a highly anticipated Fine Jewelry sale at their New York galleries. Consisting of 150 lots the sale includes an exceptional diamond collection, several antique pieces, as well as a number of outstanding pearls. One of the most sought after lots of the sale will be a spectacular diamond solitaire ring. Weighing 10.17 carats, the oval shaped diamond is accompanied by a GIA report stating E color and... [Lire la suite]

A circular-cut diamond ring Set with a circular-cut diamond, weighing approximately 24.17 carats, flanked on either side by three stepped graduated baguette-cut diamonds, mounted in platinum. Estimate $200,000 - $300,000  - Price Realized $338,500 A pear-shaped diamond ring Set with a pear-shaped diamond, weighing approximately 10.01 carats, flanked on either side by a tapered baguette-cut diamond, mounted in platinum. Estimate $200,000 - $300,000  - Price Realized $458,500 With report 5101466552 dated 14... [Lire la suite]