Module

Model: 25 (6 digit) (for Men's watch)
Battery: LR754 Face: LCD 6 digit + week  Light: YES Year: 1980 Buttons: Four buttons are used: top right, bottom right, top left, and bottom left.
Function: It displays hours, minutes, seconds, day and the month. It does not have a built-in light.
Info: This module is used in the following model TI-xxx-157

 
Here you can see the specific contact used by the button when pressed. Four buttons are used: one in the top right, one in the bottom right, one in the top left, and one in the bottom right. The top right button allows you to select the date and seconds, the bottom right button allows you to activate and deactivate the alarm, the top left button allows you to set the time, date, and day of the week, and the bottom left button allows you to set the alarm. The last photo shows us the alarm buzzer glued to the bottom of the lid.