L688 - Column-Wheel - Longines L602 Manual

Shows the hours, minutes, seconds and date. Can be used to time
events that last up to 12 hours, the results being shown to 1/5
of a second.
2-position crown
Adjusting the time and stop seconds
(See page 68)
Book_I.indb 99
Chronograph
seconds hand
Hour hand
C
Date push-piece
Small seconds
12-hour counter
L688
Column-Wheel
th
Automatic chronographs
Minute hand
Start/stop push-piece.
Engagement and
disengagement
A
push-piece for the
chronograph hand
and counters
2-position
crown
30 minute
1 2
counter
Return-to-zero
B
push-piece for the
chronograph hand
and counters
Date aperture
Quick date adjustment
Push-piece C for adjusting the date is at 10 o'clock. Using the
soft-pointed instrument provided by Longines, press the push-piece
to obtain the exact date. It is necessary to adjust the date at the
end of each month with less than 31 days.
Chronograph standard functions
(See page 83)
L688
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