Comparison
Grand Seiko SBGN027 vs Patek Philippe Aquanaut
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 quartz movement.
- Grand Seiko SBGN027 is 0.2 mm larger (39 mm vs 38.8 mm).
| Spec | SBGN027 | Aquanaut |
|---|---|---|
| Brand | Grand Seiko | Patek Philippe |
| Family | Collection | Aquanaut |
| Reference | SBGN027 | Aquanaut |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | Current | unknown |
| Retail price | unknown | unknown |
| Case material | unknown | Stainless steel |
| Diameter | 39 mm | 38.8 mm |
| Grand Seiko SBGN027 is 0.2 mm larger | ||
| Movement | Quartz | Quartz |
| Caliber | Seiko 9F8 | Patek Philippe R27 |
| Winding | Quartz | Automatic |
| Power reserve | unknown | 48 hours |
| Jewels | unknown | unknown |
| Frequency | unknown | unknown |
| Complications | unknown | unknown |