GIA Certified 3.06ct Oval Cut Unheated Ruby and Diamond Ring

A Rare and Important 3ct Unheated Ruby & Diamond Ring leads the auction in colored gem stone category, as Federal Auction announces it next Fine Jewellery & Swiss Watch Auction event for Calgary.  This is one of the finest and rarest Rubies to come to auction in recent years, and exhibits excellent color and a fine clarity.  It has been certified Natural and Unheated by Gemological Institute of America (GIA), and would be exclusive to the future owner.  Unheated Rubies are scarce, and represent less than 1% of all Rubies mined. This auction will offer a range of other important Jewellery, ranging from large Diamonds Ring to Rolex Watches.  Join us on Sunday November 12th, 2017, 1pm at Carriage House Inn, 9030 Macleod Trail South Calgary.  For more info, please visit