Bringing this classic design into the modern age

Named after the face size (51mm) and water rating (30 ATM)

only smaller

When you've got an X in the middle of your brand name

The front panel and bill really pop against the mesh back

Regulus Stainless Steel - Black Color:Black Bringing this classic design intoDeveloped in conjunction with US Special Forces, the Regulus Stainless Steel is hands down the toughest digital watch weve ever made. This 46mm timepiece is shock proof, ultra water resistant with a 10 ATM water rating, and has a five year battery. The Regulus comes equipped with features like dual timers, silent mode, adjustable LED backlight, and three independent alarms.