Rolex Very Good Condition U serial GMT-Master Black Pre-Ceramic Bezel Black Dial 16700 Informational Guide & Review
Disclaimer: The video above is for example and general guidelines only. It may not be entirely specific to your exact model, and quality/accuracy depends on third-party availability. If in doubt, please refer to your specific watch handbook or consult a professional.
Required Power Source
Mechanical
This watch uses an automatic or hand-wound mechanical movement. It does not require a battery.
Winder
Buy Recommended Accessory
Amazon: Watch Winder