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Partner 291805 W291805
Watches with central second hand.
Automatic movement with 31 jewels.
Date calendar.
Shock resistant balance.
Waterproof.
Silicate glass.
Average daily rate at temperature 20±5°Ñ -20, +60 seconds.
Totally wound watches run not less than 31 hrs.
Average term of service 10 years.
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