Movement Japanese Quartz Movement. (Battery type) Case & Bracelet Highest quality stainless steel. PVD Coated Case & Buckle. Black rubber strap with push-button deployment clasp Distinct Engravings on each respective places. Haedlex crystal glass. Size & Weight Weight: 98g. Case diameter: 45mm (Stem excluded). Thickness: 12.5mm. Lug width: 26mm Functions Analog and digital display Dual world and local time Alarm feature Day and date display *Date and Dual time can set by Press & Hold the button at 2 o'clock *Alarm clock can set by Press & Hold the button at 4 o'clock