Citizen stainless steel eco drive chronograph diver. The watch has a mineral glass. It is waterproof till 200 Mtr. (20 ATM) The crown and pushers can be screwed in for maximum protection against water. You can choose to buy this watch on a black rubber strap or on a steel bracelet. If you choose the system will automatically change the price. The diameter of the watchcase is 46mm and thickness 13,5mm. The watch is an eco drive watch. This means it is a solar watch. No more batteries needed. The watch is new. You will recieve 2 years international guarantee on it.