Panerai caliber OP XI

Panerai caliber OP XI
Brand:Panerai
Reference:OP XI
Base: ETA 6497-1
Movement:Handwound
Display:Analog
Diameter:36.60
Jewels:17
Reserve:56
Frequency:21600
Hands:Hours, Minutes, Small Seconds
Additionals:Chronometer

Description

Based off the Unitas 6497, OP XI uses Panerai's distinct bridge lay-out.

All watches using this caliber: