1966 Harry Winstone, GIA Certified, 8.40ct, Marquise Diamond, Very Light Blue

A one-of-a-kind , Very RARE, Vintage Harry Winstone, 8.40ct, Marquise Diamond ring, VVS1 This is is a very rare and special diamond! In fact, when it was first graded by GIA the grader didn’t know how to grade this diamond because it’s color was better than D color- which does not exists. Therefore, the grader ended up writing on the report : “Diamonds of this rare color and transparency are above the GIA color scale”. Later, on the updated GIA report, this diamond received a grading of very light Blue because of its Ice clear color and brilliance. GIA had created a special book about this diamond due to its rarity. This diamond has provenance and a story behind it, and it is for that special person who is looking for that one unique diamond that no one else can have. All original provenance documents from 1966 will be presented upon request. GIA# 2155520630