All stainless steel , Steel band, high-tech ceramic link, harden crystal, 3ATM water resistant. watchestar is a professional watches and OEM manufacturer. Our products range from automatic watches, stainless steel watches, mechanical watches, sports watches, pair watches, lady watches, gift watches, and promotion watches, etc. We provide stable quality products with favourable price and prompt delivery. ODM & OEM are welcome and please call us for more details! ----------------welcome to our company htttp://www.watchestar.comsales MSN/e-mail watchestar006@gmail.com