Aries Birthstones - Meaning, History, Benefits & Uses - Best Aries Crystals Aries zodiac sign, which is the first sign in the zodiac, is the sign for people who are born between March 21st and April 19th. This zodiac sign, which is represented by a Ram, is followed by the Taurus zodiac sign. Ariens, or people who are born under the zodiac of Aries, are known for their dynamic nature and vigor which gives them the ability to seek adventure and action in life. There are many Aries Birthstones that suit Ariens, like aquamarine, amethyst, jasper, and diamond. Other than these stones, important Aries gemstones that supply Ariens with healing energies and positive vibrations are jade, bloodstone, topaz, and ruby.