HOUR WHEEL, SS HT 1.39
For Seiko 5420-5030
721/1744
Alternate: 721/AS 1656
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| A. Schild 1996 | 21,600 BPH-DSS-AUTO-CALENDAR-DAY-DATE-W/CORRECTOR | 11.5 |
| Universal Geneve 1-53 | 12.5 |
