Vestal Men's 'Restrictor' Quartz Stainless-Steel-Plated Casual Watch, Color:Black (Model: RES002) Movement: 6-hand premium chronograph. Made in Japan Buckle: butterfly deployant clasp, crystal: hardened mineral Case: 50mm wide stainless steel. 316L surgical grade, band: 25mm wide stainless steel. 316L surgical grade Canteen, screw-down crown; Rotating bezel crystal seated below bezel for protection Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving