Seiko 6618 Movement Details
Seiko caliber 6618 is a hand winding watch movement.
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| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Rate: | 18,000 bph |
| Number of jewels: | 17 |
| Size / diameter: | 23.6mm |
| Height: | 3.85mm |
| Notes: | Used in braille watches for the visually impaired. |
| PDF guides: | Technical guide : 6618A |
| Related movements: | 66 |
Part Codes
| Stem code: | 351663 |
| Balance wheel code: | 310660 |
| Mainspring code: | 401660 |
| Screw codes: | 022150 (stud screw), 022253 (dial screw), 022256, 022257, 022450, 022452, 022461 (case screw), 022465, 022579, 022658, 022755 |
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