Daily Archives: May 12, 2018

A massive 13ct Natural Unheated Blue Sapphire & Diamond Ring comes to Federal Auction’s next Live Fine Jewellery & Swiss Watch Auction event in Calgary.  This is a Violet Blue color Sapphire, which has been tested by GIA as Unheated.  Due to its size, color, clarity, and unheated nature, this example represents less than 1% […]