Comparison
Grand Seiko SBGH255G vs Hamilton Auto
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 an automatic movement.
- Both cases measure 46 mm across.
- Grand Seiko SBGH255G has a titanium case; Hamilton Auto is in stainless steel.
| Spec | SBGH255G | Auto |
|---|---|---|
| Brand | Grand Seiko | Hamilton |
| Family | Sport | Auto |
| Reference | SBGH255G | Auto |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | unknown | Current |
| Retail price | unknown | unknown |
| Case material | Titanium | Stainless steel |
| Diameter | 46 mm | 46 mm |
| Movement | Automatic | Automatic |
| Caliber | Seiko 9S8 | unknown |
| Winding | Automatic | unknown |
| Power reserve | 55 hours | unknown |
| Jewels | unknown | unknown |
| Frequency | unknown | unknown |
| Complications | unknown | unknown |