Listing is for Set of 6 Pieces of this Gemstone Stone - Sagentic Quartz Size - 12x21 mm to 11x23 mm Shape - Organic Weight - 46.25 Carats Treatment - No Treatment 100% natural & genuine Measurements & weight are close approximations. Note: Color may vary due to characteristics of the natural stone. Natural Sagentic Quartz Smooth Organic Loose Gemstone, 12x21 Mm To 11x23 Mm, Super Seven, Jewelry, Gift For Women, Set Of 6 Pieces