- Silverstone - Graham Silverstone Time Zone Black D (GR-511)
Official Authorised Agent
Graham's Silverstone watches are greatly inspired by racing and carry the name of the famous circuit. The calibre used in the making of Silverstone Time Zone Gulf Black watch is automatic G1714. It performs 28 800 vibrations per hour. Additional functionalities include Incabloc shock absorber, 21 jewels and a 42-hour power reserve. The most prominent complications of this Graham watch are GMT/second time zone and a date window located at the 7 o'clock mark. Hands mark hours, minutes and seconds.
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