September's birthstones are Sapphire and Lapis Lazuli. Shop genuine sapphire and lapis gemstone beads, as well as sparkling Swarovski crystal beads, charms and findings in brilliant blue sapphire, and blue cubic zirconia charms and ear wires in sterling silver. The true blue of Sapphire signifies faithfulness and sincerity. Over the centuries, the deep blue of sapphire has also symbolized wisdom, virtue, and good fortune. Similarly, Lapis lazuli is considered to be a stone of truth and friendship, and is reputed to bring harmony to relationships, cleanse the mental body, and release old karmic patterns. Zodiac signs for the month of September include Virgo (August 23 - September 22), an earth sign, and Libra (September 23 - October 22), an air sign.