WEEMS & PLATH Endurance Collection 125 Quartz Clock (Chrome) Easy-to-read generous size dial. Battery-operated, precision quartz movement Maintenance-free chrome finish. Patented Slide-n-lock Mounting System Beveled glass crystal. O-ring seated behind glass for splash proof construction AA Battery included. Lifetime warranty Dimensions: Dial: 4 78  (124 mm) Overall Diameter: 6 (152 mm) Depth: 1 58 (41 mm). Weight: 1.3 lbs (589 g)