Birth stones can be of different types. Along with the Traditional ones, there are Astrological, Mystical, Ayurvedic and a Modern list of stones. While the traditional ones reflect the 15th century traditions, the mystical stones are of Tibetan origin and the Ayurvedic stones, associated with 'Ayurveda' an Indian system of Medicine are over thousands of years old. Here we have given the Modern list of birthstones adopted in 1912 by the American National Association of Jewellers.