Official user manual for the Rolex Oyster Perpetual GMT-Master II, covering initial winding, dual time zone usage, bracelet adjustment, and care instructions.
This document serves as a comprehensive guide for the Rolex Oyster Perpetual GMT-Master II. It details how to wind the watch manually before first use or if it has stopped, emphasizing that at least 25 turns are required for adequate partial winding. The manual explains the unique dual time zone functionality, allowing users to read local and reference times simultaneously using the conventional hands and a separate 24-hour hand with a bidirectional rotatable bezel.
The guide also covers practical aspects of wearing and maintaining the watch, including instructions for adjusting the Easylink comfort extension link on the bracelet. It highlights key features such as the Triplock winding crown system ensuring waterproofness up to 100 metres, the Chromalight luminescent markers, and the Superlative Chronometer certification achieved through Rolex's specific final controls.
| Waterproof depth | 100 metres (330 feet) |
|---|---|
| Case diameter | 40 mm |
| Movement type | Self-winding mechanical movement |
| Certification | Superlative Chronometer |
A minimum of 25 turns is required for adequate partial winding.
Turning in the other direction has no effect on winding the watch.
Local time can be adjusted quickly by jumps of the hour hand without affecting either the 24-hour hand or the minute hand.