http://www.sectime.co.uk/ Watch Strap in various colours, sizes and materials. In our selection you can find a strap made of leather, nylon, and synthetic (rubber or silicon) materials. Our leather watch strap is usually made of calf skin but we also sell ones made of ostrich, shark, crocodile, alligator or even snake skin. In addition we have an army style strap such as NATO, also called NATO G10. As a spare parts or replacement we also offer buckles or deployment clasps.