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Atomic Watch

Model RCW-305

This product has been discontinued

The Ultimate in Timekeeping Accuracy

Sima's new radio-controlled atomic wrist watches.

The RCW-305 designer style timepiece utilizes a highly sensitive radio receiver to automatically set the time and date accurate to within 1 second every 1 million years! Never needs winding or setting! Let the power of the atom make you late-proof!

Features

Automatically adjusts for daylight saving time, leap years and leap seconds.
Receives the signal from the National Institute of Standards and Technology automatically at 3:00 AM every night to recalibrate time settings.
The time and date are set automatically for Eastern Standard Time.
Water-resistant, durable high-impact plastic case.
Backlight, alarm modes and more!

Support Resources

User Manual [PDF 36.95KB]