Movement: Manual winding cal. 9931-PI, skeletonised and engraved, with second time zone at 3h, 24-hour indication at 9h, 17 jewels, 21 600 A/h, 36 hours power reserve
Case: Stainless steel case, Ø 43 mm, h = 14 mm, 5 atm, glass bottom
Movement: manual winding Kal.3360, refined, skeletonized, time entry in "Greenwich Time", Date & weekday, 28000 A / h, 19 jewels, shock protected, 40-hour power reserve
Housing: stainless steel housing red gold Ø 43 mm, h = 14 mm, 5 atm, glass bottom
