Comparison
Grand Seiko SBGW291G vs Nivada Antarctic 35mm, 1950s Proportions
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 manual movement.
- Grand Seiko SBGW291G is 1 mm larger (36 mm vs 35 mm).
| Spec | SBGW291G | Antarctic 35mm, 1950s Proportions |
|---|---|---|
| Brand | Grand Seiko | Nivada |
| Family | Heritage | Antarctic |
| Reference | SBGW291G | Antarctic 35mm, 1950s Proportions |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | unknown | Current |
| Retail price | unknown | unknown |
| Case material | Stainless steel | unknown |
| Diameter | 36 mm | 35 mm |
| Grand Seiko SBGW291G is 1 mm larger | ||
| Movement | Manual | Manual |
| Caliber | Seiko 9S6 | unknown |
| Winding | Manual | unknown |
| Power reserve | 72 hours | unknown |
| Jewels | unknown | unknown |
| Frequency | unknown | unknown |
| Complications | unknown | unknown |