There have been many different sets of birthstones used throughout history and in different cultures, but the most commonly accepted are listed below:

• January : Garnet
• February : Amethyst
• March : Aquamarine
• April : Diamond
• May : Emerald
• June : Pearl / Alexandrite
• July : Ruby
• August : Peridot
• September : Sapphire
• October : Opal
• November : Topaz / Citrine
• December : Blue Zircon / Tanzanite