Launched in 2018, Timex’s Mk1 Chronograph field watch has quickly become a fan favorite. However, that watch just got a big upgrade courtesy of a seemingly simple change. TimexOut of left fieldThere are two new options for the Mk1 Chronograph, and while they share a similar tweak, they’re also distinct. In effect, this allows the watch to catch the light and reflect it in a shimmering, color-changing manner. It’s both elegant and elevated, adding some character to the watch without taking any away.