Seiko 5 SRPG37K Automatic Watch is a handsome, reliable watch, decorated in full Seiko tradition. This elegant timepiece is designed to last with a solid stainless-steel case and a comfortable fabric bracelet. The black dial features easy-to-read Arabic numerals, and convenient day & date windows. This sporty timepiece is water resistant to 100m so you can dive, swim, and run without worry. - Caliber No. 4R36- Automatic Movement C Powered by the movement of the wearer- 41 Hours Reserve - 39.4mm Case Size - 13.2mm Case Thickness - 146g Weight - Stainless Steel Case - Fabric Strap - Hardlex Glass - Pull Out Crown - 100 Meters Water Resistant