Movement 3056.A is quartz mechano-electronic, 30-mm diameter, 4.2 mm high. An electronic unit with crystal vibrator and integrated circuit employing an amplifier, a 16-stage frequency divider and a stepping motor control pulse shaper. The stepping motor is controlled by different polarity pulses with repetition frequency of 1 Hz. Needle time indication. Sweep second hand with 1-s step movement.
The watch features an advanced crystal oscillator unit which allows battery power to be saved in case of prolonged storage time. The winding button should be turned to the time setting position for the purpose. One battery ensures two-years continuous operation at least. Average daily rate is ± 2 s.