Sapphire is the birthstone for September. Sapphireis mainly thought of as blue, but occurs in ‘fancy’ colours of yellow, pink, orange, purple white and green. Sapphire is a member of the corundum group and has an excellent hardness of 9 on the Mohs scale which makes is a great choice for everyday wear. Kashmir sapphires are the finest and most valuable followed by Burmese sapphires and then Ceylon or today’s Sri Lanka.