Official Rolex guide explaining how to wind, set, and care for the Oyster Perpetual GMT‑Master II watch.
The Rolex GMT‑Master II manual provides step‑by‑step instructions for first‑time winding, setting the dual‑time zone functions, and using the Easylink comfort extension link. It also describes the watch’s key features such as the 24‑hour hand, bidirectional bezel, Chromalight markers, and Triplock winding crown.
Additional sections cover Rolex service information, worldwide service network details, and after‑sales support, helping owners maintain the watch’s waterproofness, power reserve, and precision over its lifetime.
| Case size | 40 mm |
|---|---|
| Water resistance | 100 meters (330 feet) |
| Bezel type | Bidirectional rotatable bezel with 24‑hour graduated Cerachrom insert |
| Hour markers | Chromalight luminescent material |
| Crown | Triplock winding crown with triple waterproofness system |
| Crystal | Sapphire crystal with Cyclops lens at 3 o’clock |
| Movement | Self‑winding mechanical movement manufactured by Rolex |
| Bracelet options | Oyster or Jubilee bracelet with Oysterlock safety clasp and Easylink comfort extension link |
It signifies that the watch has earned the Superlative Chronometer status after passing Rolex’s final laboratory controls in addition to COSC certification.
The watch is waterproof to a depth of 100 meters (330 feet).
The 24‑hour hand points to the graduations on the bezel; rotate the bidirectional bezel to align the desired hour on the 24‑hour scale.