25 jewels744h power reserve21,600 vph (3 Hz)
The P.2031/S is a hand-wound mechanical movement used by Panerai. It runs in 25 jewels. It measures 10.06 mm thick. The balance beats at 21,600 vibrations per hour, and the power reserve is 744 hours. Panerai fits it to the Luminor 31 Giorni.
Last updated 11 Oct 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
25 jewels
Power Reserve
744h
Frequency
21,600 vph (3 Hz)
Height
10.06mm
Display Type
Analog
COMPLICATIONS
DatePower Reserve Indicator
QUICK FACTS
FOR WATCH DEALERS
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