Guess W0016L1 Operating Instructions Manual page 20

To set month:
Push month setting button until the small hand of month is set to the
correct month.
DATE / 24 HOUR
To set the time:
1. PULL out Crown to C position.
2. TURN Crown either way to correct time.
3. PUSH in Crown to A position.
To set the 24 hour indicator:
1. PULL out Crown to B position.
2. TURN Crown counter-clockwise to correct time.
3. PUSH in Crown to A position.
To set the date:
1. PULL out Crown to B position.
2. TURN Crown clockwise to correct date.
3. PUSH in Crown to A position.
19 MENS