Seiko was established in 1881 as a watch and clock repair shop in Ginza, Tokyo. Seiko has grown and diversified over the years but remains best known for its world-leading brands and expertise in fusing intricate watchmaking skill with elegant design. Seiko timepieces deliver precisely beautiful Japanese aesthetics, brought to life through total in-house manufacture. • Calibre Type: Quartz, Powered By A Battery • Calibre Function: Chronograph • Accuracy: plus or minus 15 seconds a month at normal temperature range (5 degree C and 60 degree C) • Power Reserve/Battery Life: 3 Years • Battery: SR936SW • Calibre Number: 8T63 • Water Resistance: 100 Metres • Case Material: Stainless Steel • Case Size: Diameter: 41.5mm • Case Colour: Silver • Band/Bracelet: Bracelet, Stainless Steel • Band Colour: Silver • Band Reference: M0EH627J0 • Glass Material: Hardlex Glass • Crown: Pull Out • Dial Colour: Silver • Calendar Indicators: Date • Hand Indicators: Hour, Minute, Seconds, 24-Hour • Stopwatch: Stopwatch Measures 60 Minutes In 1/5th Of A Second Increments With Split Time Capability