September Birthday Symbols and Zodiac Signs
- Official birthstone: Sapphire
- Alternative birthstone: Lapis Lazuli
- Birthstone color: deep blue
- Birth flowers: Aster and Morning Glory
The official birthstone for September is blue Sapphire and thus the September birthstone color is deep blue. The alternative birthstone for September is Lapis Lazuli, which also occurs in a deep royal blue color.
Blue Sapphire is one of the Zodiac birthstones for Virgo (Aug 23 – Sep 23) and Lapis Lazuli is one of the birthstones for Libra (Sep 24 – Oct 23). Other birthday symbols include the birth flowers for September which are the Aster and Morning Glory.