SEIKO radio controlled clock 12" diameter, precision time all the time

SEIKO radio controlled clock 12" diameter, precision time all the time , just select the time Zone you are living in the Continental North America PT, MT, CT or ET ( the radio wave data is being transmitted from Colorado) and wait for 5 minutes then the clock adjusted to that Zone including Time Saving schedule . used but still running. shatter proof glass, 1" see thru circle to blend with background colors.