Turquoise, the captivating sea-green stone of the ancients, represents wisdom, tranquility, protection, good fortune, and hope. Ancient peoples believed in its profound power to protect, as well as its tranquil energy and its association with enduring love. Turquoisereflects the color of the world at the vernal equinox, as the blues of winter melt into the greens of spring. It is a fresh, welcome energy. Blue is a calming color that reminds us of the flow of water. Turquoise has long been thought to cleanse and bring good fortune. Turquoise is the December birthstone.