Seiko H558 Movement Details
Seiko caliber H558 is an analog + digital ("ana-digi") watch movement produced from around 1982 until 1990.
| Battery: | SR927W / 395 (Silver oxide) |
| Accuracy: | ±10 seconds/month |
| Day / date? | Day + date |
| GMT / world time? | Yes |
| Chronograph? | Yes |
| Rate: | 32,768 Hz |
| Number of jewels: | 3 |
| Size / diameter: | 28.0mm |
| Height: | 2.9mm |
| Stem code: | 372655 (movement side), 373640 (crown side) |
| Development division: | Suwa (Nagano) |
| Notes: | Has an alarm and battery life indicator. |
| PDF guides: | Technical guide for H558A |
| Related movements: | H556 H557 H851 |
Articles
- H558 Arnie Restoration [thewatchsite.com]