• Cal. 31681 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 hands
(hour, minute sub-second and 24-hour sub hand)
• Cal. 31682 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 hands
(hour, minute, sub-second and 24-hour sub hand)
Day-night indicator in the dial window
b) Calendar
• Cal. 3105, 3133, 31681, 31682 . . . . . . . .Date calendar in the dial window
• Cal. 31679 . . . . . . . . . . . . . . . . . . . . . . . .Date calendar in the dial window
Age of the moon . . . . . . . . . . . . . . . . . . . . .Moon phase in the dial window,
optional special scale and sub-hand
c) Stopwatch (except Cal. 3105) . . . . . . . . . . . . . . . . . . . . . . . . . . .2 hands
(1/3 second and sub-minute hand)
33
SPECIFICATIONS