Turquoise is one of the world's most ancient gems; with much history and association. Archaeological excavations revealed that the rulers of ancient Egypt bejewelled themselves with turquoise jewelry and called it "Mefkat", meaning 'joy' and 'delight'. Turquoise is the national gem of Tibet, and has long been considered a stone that guarantees health, good fortune, and protection from evil. Turquoise was a ceremonial gem and a medium of exchange for Native American tribes in the southwestern US. The Apaches believed that turquoise attached to a bow or firearm increased a hunter's or warrior's accuracy. The choice is yours with which piece of turquoise to own; buy the set for a price saving.