Rolex Oyster Perpetual GMT-Master II
Diameter: 40 mm
Height: 12 mm
Material: Oystersteel
Crystal: Sapphire
Water resistance: 100 m
Movement: Cal. 3285
Functions: Hours, minutes, seconds, and GMT
Winding: Automatic
Frequency: 28,800 vibrations per hour (4 Hz)
Power reserve: 70 hours
Strap: Oystersteel bracelet