IAD 640 Medium Perpetual Calendar Clock


  • Within .02 secs/day accuracy
  •  -10 to +50° operating temperature
  •  uses 2 x 1.5V alkaline battery

Tough Mama’s calendar clocks not only to be reminded of the date and time, but more importantly, it keeps you on schedule for routine activities. Vision-impaired individuals can likewise benefit from calendar clocks, thanks to their simple interface and great readability from a distance even at low lighting.

Our collection boasts pieces from Icon, which feature both an analogue clock and retro-style flip mechanisms to indicate the month, day and day of the week. Models have an accuracy of 0.02 secs/day and can operate at a temperature range of -10 to 50° C.