Comparison
Grand Seiko SBGJ249G vs Grand Seiko SBGA391
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 Grand Seiko Collection family.
- Grand Seiko SBGJ249G uses an automatic movement; Grand Seiko SBGA391 uses a spring drive one.
- Grand Seiko SBGA391 is 4.7 mm larger (44.2 mm vs 39.5 mm).
| Spec | SBGJ249G | SBGA391 |
|---|---|---|
| Brand | Grand Seiko | Grand Seiko |
| Family | Collection | Collection |
| Reference | SBGJ249G | SBGA391 |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | unknown | Current |
| Retail price | unknown | unknown |
| Case material | unknown | unknown |
| Diameter | 39.5 mm | 44.2 mm |
| Grand Seiko SBGA391 is 4.7 mm larger | ||
| Movement | Automatic | Spring drive |
| Caliber | unknown | unknown |