These colorful Birthstone Bear Bookmarks were made to celebrate birthdays. The colors represent the colors associated with the gem stones for that month. Traditional Birthstone are: January - Garnet, February - Amethyst, Hyacinth, Pearl, March - Bloodstone, Jasper, April - Diamond, Sapphire, May - Emerald, Agate, June - Cat's Eye, Turquoise, Agate, July - Turquoise, Onyx, August - Sardonyx, Carnelian, Moonstone, Topaz, September - Chrysolite, October - Opal, Aquamarine, November - Topaz, Pearl and December - Bloodstone, Ruby. The Modern Birthstones are: January - Garnet, February - Amethyst, March - Aquamarine, April - Diamond, May - Emerald, June - Moonstone, Pearl, July - Ruby, August - Peridot, September - Sapphire, October - Opal, Pink Tourmaline, November - Topaz, Topaz, Citrine and December - Turquoise, Zircon, Tanzanite, Blue Topaz.