Roskin Gem News Report

Sotheby’s: Magnificent Jewels 1

Here’s just a quick look at a few of the magnificent jewels from the Magnificent Jewels I live auction in Hong Kong, April 4th.

A necklace set with oval jadeite cabochons, decorated with brilliant-cut and pear-shaped diamonds; a ring and pair of pendent earrings en suite, sixteen jadeite cabochons weighing 200.08 carats in total, of intense emerald green colour and very good translucency, all mounted in 18 karat white gold, 

Set with a cushion-shaped fancy vivid purplish pink diamond weighing 10.05 carats, between two half-moon-shaped diamonds, the shoulders decorated with brilliant-cut diamonds, mounted in 18 karat pink and white gold, size 6.

Accompanied by GIA report no. 1216788621, dated 26 August 2021, stating that the 10.05 carat diamond is Fancy Vivid Purplish Pink, Natural Colour, VS2 Clarity.

The Pink Dawn


From the Kao Mine in Lesotho, a 26-carat pink diamond rough was discovered in the Fall of 2020. The rough and its resulting diamond of 10.05-carats was named the “Pink Dawn”, to mark Kao Mine’s notable pink diamonds. The mine contains the largest kimberlite pipe in the region, which is the fourth largest in Southern Africa. Most of the diamonds from these kimberlite pipes originate from 150 – 200km beneath the surface of the earth, with some coming from even greater depths of 500 – 600km. Many of these diamonds likely formed over 3 billion years ago, which adds to the incredible history of these gems.

The pendant suspending an octagonal step-cut sapphire weighing 80.26 carats, topped by an emerald-cut diamond weighing 0.92 carat, to the openwork geometric link necklace set with single-cut diamonds, interspersed by octagonal step-cut sapphires, mounted in platinum and 18 karat white gold, length approximately 450mm, with French assay mark for gold.

Accompanied by SSEF report no. 89702, dated 23 January 2017, stating that the 80.26 carat sapphire is of Burma origin, with no indications of heating, the colour of this sapphire may also be called ‘royal blue’ based on SSEF reference standards. Also accompanied by SSEF Appendix Letter, stating that the “described gemstone exhibits an impressive size and weight of 80.258ct, combined with an a

The ony way this could be better is if the weight were 88.88 carats.

Here we have a 38.88 carats round brilliant, D color, Flawless (better than Internally Flawless), with Excellent Cut, Polish, and Symmetry. This is a fabulous round brilliant!

Accompanied by GIA report no. 2223481327, dated 13 January 2023, stating that the diamond is D Colour, Flawless, Excellent Cut, Polish and Symmetry. Further accompanied by a diamond type classification letter stating that the diamond is determined to be a Type IIa diamond. Type IIa diamonds are the most chemically pure type of diamond and often have exceptional optical transparency. Follow Roskin Gem News Report for More Updates

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Roskin Gem News Report
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