There is also another gemstone classification, where the birthstones are defined by the zodiac sign.

December Birthstone: Tanzanite, Zircon, Turquoise.

June Birthstone: Pearl, Alexandrite, Moonstone.

So here is the list of each birthstone by month: It is believed that birthstones have the healing and mystical protective powers, also brings a good luck to a wearer. 20pc Marquise Facet Orange Sapphire Lot from Tanzania - Weight 2.97ct total / avg. In 2002 the American Gem Trade Association (AGTA) announced that they had added Tanzanite as a birthstone for December, though December already had two birthstones: Turquoise and Zircon. The modern list of the birthstones was defined on 1912 by the National Association of Jewelers in the USA. December birthstones provide a vast choice of gems: Turquoise, Zircon, and Tanzanite as December birthstones, Beryl as month birth rock, Sapphire as special.

Later the connection was made between the 12 stones in the breastplate and the 12 signs of the zodiac. You were made strong, given the ability to insulate and protect. The origin of birthstones trace back to the bible, specifically to the breastplate of Aaron which contained 12 gemstones representing the twelve tribes of Israel. The Sapphire serves to remind those born in September that your birth month is no accident. A birthstone is associated with the month that a person was born. September Sapphire Birthday Month Stone-Vintage 1909 Greeting Postcard Type: Printed (Lithograph) Era: Divided Back (1907-1915) Theme: Greetings Country/.

Sapphire birthday month