As this gemstone has a Cushion cut it returns less light than a brilliant round cut16x12 mm of size is brilliant if you are looking to utilise this gemstone in a jewellery8.80 Ct. of carat weight is instrumental in showcasing the size of the gemstoneAAA grading makes this gemstone extremely rareBecause African Amethyst ranks 7 on the Mohs scale of hardness it is scratch-resistant