Birthstone Color Chart: 

January - Garnet,  February - Amethyst,  March - Aquamarine,  April - Crystal,  May - Emerald,  June - Violet (Alexandrite) or Light Amethyst,   July - Ruby or Siam Ruby,  August - PeridotSeptember - Sapphire,  October - Rose,  November - Topaz,  December - Blue Zircon or Light Sapphire