The Tournure ring is made in 10-karat gold with a twisted ring shank, and is set with a cabochon-cut Sand Moonstone. The ring belongs to the iconic Gem Candy collection. Moonstone is the birthstone of June and is a feldspar gemstone found in many beautiful varieties and colours. The Moonstone symbolises motherhood, compassion, femininity, love, and new beginnings, and is a great gemstone for mothers and motherly figures of all kinds. Material: Gold Karat: 10K Stone: Sand Moonstone Stone Setting: 4 Prong Stone Shape: Cabochon Size of gemstone: 7 x 6 mm Ringband: 1 mm Does it come with certificate?: Yes Can the piece be engraved? No