Ceylon unheated 17 carats sapphire ring in 18 carats white gold and 4 carats of diamonds 18-carat white gold ring set in its center with a large bezel-set sapphire weighing 17 carats surrounded by 12 baguette diamonds for approx. 2.5 carats. The band of the ring is paved with 6 baguette diamonds on each side for approximately 1.5 carats in total. That is a total diamond weight of approximately 4 carats. Size: 52 Diameter: 16.5 US Size : 6 GEMPARIS certificate n°10: Ceylon unheated S1 no thermal modification noted Gross weight: 14.5 g French Work. Eagle Head Hallmark Baguette, White Gold Ring Settings, White Gold Rings, Gold Ring Sets, Sapphire Ring, Gold Ring, Bezel Setting, Ceylon Sapphire Ring, Gold Rings