You can find a chart of what month and what birthstone for your month and what color that birthstone is. January – Garnet – Burgundy (deep reddish wine) February – Amethyst – Purple March – Aquamarine – Light aqua blue April- Diamond- Clear brilliant May- Emerald – Medium Green – green blue June – Alexandrite – Purple/ teal blue July- Ruby- Bright Red August- Peridot- Light Green September- Sapphire- Royal blue October- Opal- White luster October (2)- Pink Tourmaline or Pink Sapphire November- Citrine-Precious Topaz – Golden yellow December- Blue Zircon – Blue green color