Blancpain Villeret Tourbillon Volant Une Minute 12 Jours

The Blancpain Villeret Tourbillon Volant Une Minute 12 Jours, reference 66240 3631 55B, has a 42 mm case in red gold. The case measures 11.65 mm thick, with a lug width of 23 mm. A sapphire crystal covers the white grand feu enamel dial. The self-winding calibre 242 drives a one-minute flying tourbillon and a power reserve display, with 288 hours of autonomy, an unusually long span for a movement of this type. Central seconds complete the display. The watch is fitted to an alligator leather strap secured by a folding clasp. Water resistance is a modest 30 metres, in keeping with its dress case.