The Seiko 1320-5490 is a watch model based on the 1320 movement.
Parts List
| K03N63KN00 | crystal |
| 35N57NS1 | crown |
| 35N57NA1 | crown - chrom |
| DZ0065B01 | case back gasket - button gasket |
Caliber 1320
Seiko 1320-5490 Watch Guide
The Seiko 1320-5490 is a watch model based on the 1320 movement.
| K03N63KN00 | crystal |
| 35N57NS1 | crown |
| 35N57NA1 | crown - chrom |
| DZ0065B01 | case back gasket - button gasket |