Material: Brass, Silver Plated All sizes are approximates Depth mm: 1mm Height cm: 2.6cm Width cm: 1.6 cm Chain: Silver Plated Chain length: 40.5cm chain Chain Length Guide 40.5cm - Normally sits on collar bone 46cm - Normally Sits Approx an Inch below Collar bone 61cm - Normally sits In the bust or just below. Want to Go Longer?! Please See our Extra chain Section- Left hand Coloumn