REACTOR Midsize 77802 Critical Mass Silver Dial and Rubber Strap Watch Designed by Reactor with the goal of constructing the most durable--and stylish--watches in history, this timepiece features all the bells and whistles of a high-tech watch while maintaining its attractive appearance. Extra-thick mineral crystal dial window for superior shatter-resistance and scratch-resistance Luminous hands and markers Day and date windows at three o'clock position Water resistant to 660 feet (200 M): suitable for recreational scuba diving