MOW907

SEIKO VD54 – Standard Chronograph Movement

Functions: 3 hands (hours, minutes, seconds), chronograph: seconds, 60 minutes, 24 hours

Movement: quartz

Battery life: approximately 3 years

Display:  

Crown operation :

Setting procedure: 

How to adjust the chronograph hand position:  
If the chronograph is in use, press button A then B to return the hands to position 0.   
If one of the chronograph hands is not in position 0, reset it by following the procedure below:  
(1)    Pull the crown out to position 1  
(2)    Press button A or B to reset chronograph hands to position 0  
•    By pressing button A, the 2 chronograph hands move counterclockwise.  
•    By pressing button B, the 2 chronograph hands move clockwise. 
(3)    Once the hands have been reset to zero, push the crown to position 0 
 
How to set time:   
After resetting the chronograph hands, set the hour and minute hands.  
(1)    Pull the crown out to position 1 when the seconds hand is at the 12 o'clock position.  
(2)    Turn the crown to set the hour, minute and 24-hour hands.  
*The 24-hour hand moves correspondingly with the hour hand.   
*When setting the hour hand, check that the 24-hour hand is correctly set.  
*When setting the hour & minute hands, take AM/PM into consideration.  
(3)    Once the time has been set, push the crown back to position 0, seconds hand begins to run. 

How to use the chronograph:   
The chronograph can measure up to 60 minutes in seconds.   
1.    Standard movement  
Press the buttons in the following order: 

1.    Accumulated elapsed time measurement Press the buttons in the following order:  

*Repeat and Stop can be repeated as many times as necessary by pressing button A.  
 
1.    Split time measurement  
Press the buttons in the following order:  

*Split and Split Release and Stop can be repeated as many times as necessary by pressing button A.