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General| Movement | Quartz |
|---|---|
| Caliber Number | 5M84 |
| Case Material | Stainless Steel |
| Crystal | Hardlex |
| Water Resistance | 100 meters |
| Case Diameter | 38 mm |
| Strap Material | Stainless Steel |
| Dial Color | Black |
| Functions | Date |
| Power Reserve | Approximately 3 years |
Specifies the movement interval of the watch hands.
Details the mechanism that drives the watch hands.
Lists extra functionalities like power reserve indicator.
Explains functions associated with different crown positions.
Defines acceptable monthly rate deviation for accuracy.
States the regulation system used by the movement.
Specifies the duration for measuring the watch's rate.
Outlines electrical current usage of movement components.
Provides resistance values for coil blocks.
Details the power source, battery type, and voltage.
Indicates the number of jewels in the movement.
Instructions on charging the watch by manual movement.
Guide for charging with a specialized SEIKO device.
Explains how to interpret the second hand's position for power reserve.
Illustrates and lists the components of the watch casing.
Details parts for the calendar and dial assembly.
Lists components of the automatic generating system and electronic circuit.
Details parts for the gear train and setting mechanisms.
Guidance on choosing parts based on watch design and caliber number.
Lists common screw part numbers and quantities used in the watch.
Specifies the universal tool needed for holding the watch movement.
Lists recommended oils and grease for watch servicing.
Step-by-step instructions for setting the retrograde day hand correctly.
How to distinguish battery units for different Cal. 5M Series.
Procedures for safely removing and installing the battery unit.
How to differentiate circuit blocks for Cal. 5M8 and 5M6 Series.
Procedure to remove the setting stem before dismantling.
Illustrates and describes parts of the setting mechanism.
Details wheel settings and lubrication for the gear train.
Steps for removing and installing the rechargeable battery unit within the generating mechanism.
Guidance on lubricating specific components of the generating mechanism.
Procedure to measure the total current drawn by the watch movement.
Procedure to measure the current consumption of the circuit block only.
Verifying the resistance values of coil blocks against specifications.
Procedure to test the functionality of the automatic generating system.
How to operate the crown for time setting and check stem security.
Procedure for checking date and day correction with crown at 1st click.
Verifying the second hand stop function when crown is at 2nd click.
Methods and applied pressures for testing water resistance levels.
Procedure for measuring and verifying the watch's accuracy rate.
Diagnosing and resolving problems with oscillating weight rotation and charging.
Troubleshooting high current consumption for the whole movement or circuit block.
