Comparison
Seiko 21319440 vs Seiko SPB307J1
Sourced specs side by side. A value is highlighted only where one is objectively greater (power reserve); size and the rest are a matter of taste. unknown means no sourced value yet.
At a glance
- Both belong to the Seiko Presage family.
- Seiko 21319440 is 0.8 mm larger (41 mm vs 40.2 mm).
| Spec | 21319440 | SPB307J1 |
|---|---|---|
| Brand | Seiko | Seiko |
| Family | Presage | Presage |
| Reference | 21319440 | SPB307J1 |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | unknown | Current |
| Retail price | unknown | unknown |
| Case material | Stainless steel | unknown |
| Diameter | 41 mm | 40.2 mm |
| Seiko 21319440 is 0.8 mm larger | ||
| Movement | Automatic | unknown |
| Caliber | unknown | unknown |