Inspired by the moon and star beauty this blue diamond moon phase necklace features moon and star charms at stations. Starting from back of the neckline with crescent moon to half-moon to full moon blue diamond studded charms on front neckline, this necklace has star accents alternatively set after every moon charm. Blue diamond adds exceptional allure to this yellow gold vermeil-plated sterling silver necklace. This matinee necklace is secured with lobster clasp. Diamonds are the hardest material on Earth and rank ten on the Mohs hardness scale, topping the chart.