Blancpain Villeret Réveil GMT

Blancpain's Villeret Réveil GMT, reference 6640 1127 MMB, is a steel GMT watch measuring 40.3 mm across and 12.1 mm thick. The case has a lug width of 22 mm and carries a sapphire crystal over a white dial. Inside is the self-winding calibre 1240H, with a power reserve of 45 hours. Beyond the second time zone, the watch has an alarm function alongside central seconds and a date display. This combination of alarm and GMT in one movement is unusual among modern production pieces. The dial sits on a Mille Mailles bracelet fitted with a folding clasp. Blancpain rates the case to 30 metres of water resistance.