Weems & Plath's largest clock and barometer: Dial a full 6 inches, Base 7 1/2 inches diameter, Case depth 2 5/8 inches. 4 lbs. 5 ozs. Easily read from across the room. Solid brass cast case with screw-on bezel. Lifetime warranty, mounting hardware and instructions included. Battery included. Precision quartz clock movement runs on one AA battery.