Sotheby’s Expects $3M/ct. for Cartier Sky Blue Diamond

A blue diamond ring will go unter the hammer in Geneva next month with an estimated price tag of $15 million to $25 million, or up to $3.1 million per carat.

The square emerald-cut, 8.01 carat, fancy vivid blue diamond, named the ‘Sky Blue Diamond’, will headline Sotheby’s magnificent Jewels and Noble Jewels auction on November 16.


BRON: RAPAPORT 13-10-2016