This is a Tissot watch which has a gray strap. The watch face has a built-in date display.
Tissot Men's Swiss Chronograph Seastar 1000 Stainless Steel Bracelet Diver Watch 45.5mm
Jared
Tissot Seastar Chronograph Watch T1204171104100
Amazon
Tissot mens Seastar 660/1000 Stainless Steel Casual Watch Grey T1204171104100
WatchShop
Mens Tissot Seastar 1000 Chronograph Watch