Oversized GMT movement based on 3186. Used exclusively in 42mm Explorer II 216570 (2011-present). Features 30.97mm diameter (vs standard 28.5mm) to accommodate larger case and move date window outward. Parachrom hairspring and Paraflex shock absorbers for enhanced durability.
Movement Type
Automatic
Jewel Count
31 jewels
Power Reserve
48h
Frequency
28,800 vph (8 Hz)
Diameter
30.97mm
Height
6.47mm
Rotor Type
central_rotor
Winding
automatic_bidirectional
Shock Protection
paraflex
