Sterling Silver One Sided Moon Face and Star Necklace Oxidized Sterling Silver Charm Height 16 millimeter(41/64 inch) x Width 13 millimeter(33/64 inch) Charm Weighs Approximately 0.9 grams (2.7 grams including 18" necklace) High Polished Chain Thickness 0.7 millimeters (1/32 inches) Spring Clasp on Necklace