Best PennState Sun Time Mens Watch

Product Name: Best PennState Sun Time Mens Watch
Product Details: Case Material: Ion-Plated Alloy Case Dimensions: 40.51 mm x 44.73 mm. 9.89 mm thick Hands: Luminous Crystal Material: Glass, Scratch Resistant Shock Resistant: Yes Movement: Japanese Quartz (Miyota 2115) Water Resistance: Up to 3 ATM best Maximum Wrist Size: 8.0 inches These watches stay powered by the wearer's movements rather than by a battery. There is no need to go to a jeweler to have a battery replaced. It winds itself with your arm movements. You do need to wear the watch consistently for about 8-12 hours a day to keep it powered. CHECK MEASUREMENTS BEFORE BUYING.