Comparison
Grand Seiko SBGA229G vs Grand Seiko SBGA231G
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 Sport family.
- Both use the Seiko 9R6 caliber.
- Both use a spring drive movement.
- Both cases measure 44 mm across.
- Grand Seiko SBGA229G has a stainless steel case; Grand Seiko SBGA231G is in titanium.
- Both movements are rated for 72 hours of power reserve.
| Spec | SBGA229G | SBGA231G |
|---|---|---|
| Brand | Grand Seiko | Grand Seiko |
| Family | Sport | Sport |
| Reference | SBGA229G | SBGA231G |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | unknown | unknown |
| Retail price | unknown | unknown |
| Case material | Stainless steel | Titanium |
| Diameter | 44 mm | 44 mm |
| Movement | Spring drive | Spring drive |
| Caliber | Seiko 9R6 | Seiko 9R6 |
| Winding | unknown | unknown |
| Power reserve | 72 hours | 72 hours |
| Jewels | unknown | unknown |
| Frequency | unknown | unknown |
| Complications | unknown | unknown |