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The 163.41-carat de GRISGONO Creation diamond holds the world record for the most valuable D colour, Flawless diamond when it sold for $33.7 million at Christie’s in Geneva on 14 November 2017.

Article Largest D Flawless diamond in the world sells for $33.7m

15 November 2017

Shirley Temple blue diamond ring

Article A trio of blue diamonds dominates spring auctions

09 April 2016

De Beers Millennium Jewel 4 blue diamond

Article Is this the next record-breaking blue diamond?

15 March 2016

PinStarRingSothebysGenevaNov13

Article The record breaking diamonds of 2013

30 December 2013