SEIKOs iconic watch collection, the SEIKO 5 series was first introduced in 1963 and has been an integral part of the SEIKO watch family ever since. 2019 sees the SEIKO 5 series take on a new modern look, and a new SEIKO 5 logo, but this robust collection maintains the hallmarks of the very first watch range. • Calibre Type: Automatic, Powered By The Movement Of The Wearer • Calibre Function: Analogue, 3 Hands • Power Reserve/Battery Life: 41 Hours Power Reserve • Calibre Number: 4R36 • Display: Analogue • Water Resistance: 100 Metres • Case Material: Stainless Steel • Case Size: Thickness: 13.4mm, Diameter: 42.5mm, Length: 46mm, Distance between Lugs: 22mm • Weight: 167g • Case Colour: Silver • Band/Bracelet: Bracelet, Stainless Steel • Band Colour: Silver • Band Reference: M0KWX13J0 • Glass Material: Hardlex • Crown: Pull Out • Dial Colour: Blue • Calendar Indicators: Date, Day Of The Week • Hand Indicators: Hour, Minute, Seconds • Lumibrite: Hands and Hour Markers • Timer: On Bezel