Art Deco Russian Karl Faberge Solid Platinum 5.80CTW Old Miner Diamonds W/1.00CTW Sapphire Accents (1.90CT Center & Two 1.00CT Each) *Has Imperial Warrant & Faberge Mark* - This lovely piece is made of solid platinum. The center stone is a genuine 1.90CT old, mine-cut diamond. There are also two side accent diamonds that are 1.00CT each. The piece is also embellished with accent diamonds, and an additional approximate 1.00CTW genuine blue sapphire accents. The piece also is marked with "KF" (for Karl Faberge), and Imperial Warrant. Ring Size: 6.75 (Weighs: 10 grams). This is an investment quality piece, as this is a true modern day treasure. This piece came from one of the largest "anonymous" (as our seller wishes not to be named) Karl Faberge Collections in the United States.