Explanation/Annotation:Mechanical. Waterpoof. Number of ruby rocks - 21
with double calendar.
Detailed model description:Mechanism 2428.
the oscillation period of balance, sec - 0, 4
the diurnal mean pitch ñåê/ñóò - from - 20 to 40
the height, the MM - 4, 85
the calendar device of days of month of instantaneous action, days of the week
íåìãíîâåííîãî action. Adjustment of days of month by the button, days week
whether point operation. Central second pointer. Term ýíåðãåòè÷åñ
autonomy SIF no less than 42 hrs.. Have the anti-shock device. |
M2428/2701144