Sterling Silver One Sided E M T Emergency Medical Technician Necklace Polished Silver Chain with Oxidized Charm Height 14 millimeters (0.55 inches) x Width 13 millimeters (0.51 nches) Charm Weighs Approximately 1.2 Grams (2.9 grams including 16" necklace) Thin Box Chain Thickness 0.7 Millimeters (1/32 Inch) Spring Clasp on Necklace