Presenting a distinguished parcel of 32 natural bi-color tourmalines weighing 30.90 carats in total, each stone expertly fashioned into a 7x5mm oval cabochon. These African-origin gemstones exemplify the refined elegance of untreated, unheated tourmaline, displaying the characteristic chromatic duality that distinguishes premium specimens. With impeccable clarity and no enhancements, they represent authentic gemstone material of exceptional quality. Perfect for discerning designers and collectors who appreciate genuine stones with inherent character, offering versatile appeal for sophisticated jewelry compositions and curated gemstone collections.