The OP X is a hand-wound mechanical movement used by Panerai. It runs in 17 jewels. The balance beats at 21,600 vibrations per hour, and the power reserve is 56 hours. Panerai fits it to the Radiomir 1938, Radiomir 1936 and Radiomir 1936 Platinum.
Last updated 11 Oct 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
17 jewels
Power Reserve
56h
Frequency
21,600 vph (3 Hz)
Display Type
Analog
Winding
Manual
FEATURES
Hand Winding
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
ÉbaucheBASED ON
ETA SA 6497.1CALIBER FAMILY
OPALSO KNOWN AS
cal. op x
FOR WATCH DEALERS
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