Tissot Seastar 2000 Professional Powermatic 80 Automatic 46mm Watch Screw-In Crown their field watches are rugged

their field watches are rugged and resilient

lug-to-lug measurement of 41

ensuring accuracy and practicality

Chronograph Function: The chronograph measures elapsed time up to 12 hours

capturing the essence of Grand Seiko's legacy

Tissot Seastar 2000 Professional Powermatic 80 Automatic 46mm Watch Screw-In Crown their field watches are ruggedCertified diver's watch ISO 6425 (2018) POWERMATIC 80 movement with Nivachron balance spring: 80 hours of power reserve Antimagnetic, shocks and temperature resistant See through case back Bracelet with the interchangeable system Case Size: 46mm Lug Width: 22mm Case Material: 316L Stainless Steel Case Caseback with sapphire crystal Screw down crown and case back Ceramic bezel ring Helium valve Anti clockwise rotating bezel Patented Nivachron balance