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Seiko 1F20-5240
Ligne: 10.5'''
The Seiko 1F20-5240 watch movement features an analog display, sweep seconds hand, quartz technology, and calendar function.
The Seiko 1F20-5240 features the following functions:
- Analog Display
- Calendar
- Quartz Movement
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| BATTERY | 364 | SR621SW | Buy part |
| CALENDAR CORRECTOR WHEEL | 213-30 | X/12943 | Buy part |
| CALENDAR DATE RING | 108-89B1 | Buy part | |
| CENTER WHEEL COCK | 711-131 | M/4492 | Buy part |
| CIRCUIT | 279-545 | X/12972 | Buy part |
| CLUTCH | 064-79 | 407/1336 | Buy part |
| CLUTCH LEVER | 071-97 | 435/1222 | Buy part |
| COIL UNIT | 246-121 | X/12985 | Buy part |
| DATE DIAL GUARD | 293-82 | X/13285 | Buy part |
| DATE JUMPER | 109-50 | X/12857 | Buy part |
| DAY/DATE DRIVE WHEEL | 103-84 | X/12853 | Buy part |
| FIFTH WHEEL | 084-46 | M/4542 | Buy part |
| HOUR WHEEL, SS | 075-271 | 255/1323 | Buy part |
| INT DATE COR WHL (WINDING PIN) | 087-62 | X/12964 | Buy part |
| MINUTE WHEEL | 072-89 | 260/1404 | Buy part |
| NEG CELL CONNECT (+ =077-109) | 231-163 | X/12984 | Buy part |
| ROTOR | 285-80 | 285-80 | Buy part |
| SCREW, TRAIN WHEEL BRIDGE | 923-81 | 5110/1056 | Buy part |
| SET BRIDGE/ + CELL STRAP | 077-109 | 445/1510 | Buy part |
| SETTING WHEEL | 076-64 | 450/1325 | Buy part |
| STATOR | 190-79 | X/12983 | Buy part |
| STEM, T10 LEN 16MM | 065-379 | 200/1787F | Buy part |
| SWEEP SECOND FOURTH WHEEL | 023-206 | 227/1199 | Buy part |
| THIRD WHEEL | 017-119 | 210/1671 | Buy part |
| TRAIN WHEEL BRIDGE | 701-599 | M/4572 | Buy part |
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