January: Garnet
February: Amethyst
March: Aquamarine or Bloodstone
April: Diamond
May: Emerald
June: Alexandrite or Pearl
July: Ruby
August: Peridot, Spinel or Sardonyx
September: Sapphire
October: Tourmaline or Opal
November: Golden Topaz, Topaz or Citrine
December: Blue Zircon, Blue Topaz, or Tanzanite or Turquoise or Lapis