Discover this exquisite collection of three natural blue tourmalines, totaling 1.68 carats of unheated, untreated gemstone excellence. Each stone measures 6x4mm in a refined octagon cut, showcasing the deep, captivating blue hues characteristic of African tourmaline. Sourced directly and certified 100% natural, these faceted gems are ideal for bespoke jewelry designs, collectors, and those seeking authentic gemstone quality. Perfect for creating statement pieces with genuine, ethically sourced materials.