Comparison
Casio EFS-S650D vs Seiko SSJ013J1
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 use a solar movement.
- Seiko SSJ013J1 is 0.3 mm larger (41.2 mm vs 40.9 mm).
- Casio EFS-S650D has a stainless steel case; Seiko SSJ013J1 is in titanium.
| Spec | EFS-S650D | SSJ013J1 |
|---|---|---|
| Brand | Casio | Seiko |
| Family | Edifice | Astron |
| Reference | EFS-S650D | SSJ013J1 |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | Current | Current |
| Retail price | unknown | unknown |
| Case material | Stainless steel | Titanium |
| Diameter | 40.9 mm | 41.2 mm |
| Seiko SSJ013J1 is 0.3 mm larger | ||
| Movement | Solar | Solar |
| Caliber | Casio 5529 | unknown |
| Winding | unknown | unknown |
| Power reserve | unknown | unknown |
| Jewels | unknown | unknown |
| Frequency | unknown | unknown |
| Complications | unknown | unknown |