A stainless steel case measuring 40mm houses the Panerai PAM 310, which is powered by caliber OP XII.
Movement Type
Automatic Chronograph
Caliber
OP XIIJewels
27
Reserve
46
Frequency
28800
Hands
Small Seconds
Shape
Cushion
Lug Distance
22.00 mm
Material
Stainless Steel
Glass
Sapphire
Diameter
40.00 mm
Water Resistance
100.00 m
Dial Color
Black