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Jewellery

The largest gem-quality rough diamond discovered in more than a century

May 09 2016

Weighing an astonishing 1,109 carats, the Lesedi La Rona is the largest gem-quality rough diamond to be discovered in more than a century. Dubbed “the find of a lifetime”, it is expected to fetch more than $70 million at a standalone sale at Sotheby’s London on 29 June.   Weighing 1,109 carats, the Lesedi La Rona rough diamond will be on sale at Sotheby's London on 29 June.Experts believe that once it has been cut and polished, this gigantic gemstone could knock the 530.20ct Great Star of Africa off the top spot as the world’s largest top-quality polished diamond. Despite constant diamond mining in many parts of the world, no other rough gemstone approaching its size has been discovered since the 3,016.75ct Cullinan Diamond was unearthed in 1905. This yielded the pear-shaped Great Star of Africa as well as another eight diamonds, all of which form part of the Crown Jewels housed in...

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Jewellery

Diamond’s How to Decide the Four C’s

Feb 16 2016

Decide on Cut - Diamonds The Four C's. The Cut actually refers to two separate aspects of a diamond’s appearance: 1) shape, and 2) quality of workmanship. ===== Shape ===== Popular diamond shapes include :: Round Brilliant Cut Princess Cut Cushion Cut Radiant Cut Marquise Cut Pear Shape Cut Oval Cut Asscher Cut Emerald Cut Heart Shape Cut. There are many other shapes as well. Choose two shapes if possible and write them on your checklist. (You DID print the checklist, right?) There is only one way to find out what she wants for the shape : ask her. But if you’re sneaky, you can find out by having her best friend ask her discreetly and tell you. Either way, you should definitely find out about this before you buy…because some women are very attached to certain diamond shapes. ===== The Make — Quality of the Cut ===== It is extremely important to learn about the Make of a diamond for three reasons: 1) the make varies greatly from one...

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