Navajo pearls with genuine Lapis beads. Measuring 16" in length. The necklace has both round and saucer style beads. They vary in size from 4mm to 8mm., it is perfectly sized necklace for a variety of sized pendants. NAVAJO PEARLS WITH GENUINE LAPIS BEADS Lapis Lazuli – Mines in northeast Afghanistan continue to be a major source of lapis lazuli. It is a stone prized for its intense blue color. The name Lapis Lazuli comes from the Arabic word lazward, from which the word azure comes, which means blue. Ancient Romans used to call it "sapphires," which was subsequently applied to the blue variety of corundum we know today as sapphire.