Outstanding 25.05ct dark violet Star Sapphire

This sapphire features a mirror luster with a floating star pattern that follows the gems movement. It has a glistening deep purple hue with a superior luster, and an opaque body that amplifies its natural star effect. It measures an impressive 17mm x 14.5mm x 9.3mm, and has a Mohs hardness rating of 9 out of 10, making it perfect for jewelry. Sourced from Africa. Untreated!