100% AUTHENTIC Citizen 2100 Eco-Drive WATCH AV0031-59A The Citizen C 2100 features the ultimate chronograph, 1/5 second sweep hand, and the first instant zero reset button in Eco-drive. The 2100 embodies the combination of style and technology.Silver face. 1/5 second chronograph measures up to 12 hours. Power reserve meter. Alarm. Date. Non-reflective crystal. Screw-back case and screw down crown. Quartz movement. Water resistant. Citizen 2100 Eco-Drive Mens Watch AV0031-59A Dial Color Silver with black sub dials Bezel Fixed With Tachometer Movement Japan Eco-Drive (solar powered) Clasp Double Locking Push Button Deployment Bracelet Stainless Steel Water Resistant 200 meters / 660 feet Crystal Mineral