Listing is for 5 Piece of this Gemstone Stone - London Blue Topaz Shape - Organic Shape Size - 9x13 mm to 12x15 mm Carats - 38 Carats Treatment - No Treatment 100% natural & genuine Measurements & weight are close approximations. Note: Color may vary due to characteristics of the natural stone. Natural London Blue Topaz Smooth Organic Shape Gemstone, 9x13 Mm To 12x15 Mm, Jewelry, Set Of 5 Pieces