Comparison
Seiko 21407192 vs Seiko SRP637K1
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 Prospex family.
| Spec | 21407192 | SRP637K1 |
|---|---|---|
| Brand | Seiko | Seiko |
| Family | Prospex | Prospex |
| Reference | 21407192 | SRP637K1 |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | unknown | unknown |
| Retail price | unknown | unknown |
| Case material | unknown | unknown |
| Diameter | 41 mm | unknown |
| Movement | Automatic | unknown |
| Caliber | unknown | unknown |