WW.TC, Ref:49820, No.13/20, Circa 2012
63-jewel Cal.3387 automatic movement, grey dial with black Arabic numerals, surrounded by grey and white revolving diurnal and nocturnal 24 hour disc with contrasting Arabic numerals, outer revolving chapter bearing the names of 24 cities in the world, black baton hands with luminous inserts and red centre chronograph hand, black subsidiary dials at 3, 6 and 9 for running seconds, 30 minute and 12 hour recording, date aperture between 1 and 2, white ceramic tonneau shaped case with titanium exhibition back secured by six screws, signed crowns flanked by twin buttons, signed crown at 9 for adjusting world time display, fitted Girard-Perregaux black rubber strap and Girard-Perregaux deployment clasp, together with fitted box, instruction manual, guarantee certificate and swing tag, case, dial and movement signed
43mm.