Comparison
Casio AW-590 vs Casio GR-B300
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 Casio G-Shock family.
- Casio AW-590 uses a quartz movement; Casio GR-B300 uses a solar one.
- Casio GR-B300 is 8.3 mm larger (54.7 mm vs 46.4 mm).
- Casio AW-590 has a resin case; Casio GR-B300 is in bio-based carbon.
| Spec | AW-590 | GR-B300 |
|---|---|---|
| Brand | Casio | Casio |
| Family | G-Shock | G-Shock |
| Reference | AW-590 | GR-B300 |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | Current | Current |
| Retail price | unknown | unknown |
| Case material | Resin | Bio-based carbon |
| Diameter | 46.4 mm | 54.7 mm |
| Casio GR-B300 is 8.3 mm larger | ||
| Movement | Quartz | Solar |
| Caliber | Casio 4778 | Casio 5719 |
| Winding | unknown | unknown |
| Power reserve | unknown | unknown |
| Jewels | unknown | unknown |
| Frequency | unknown | unknown |
| Complications | unknown | unknown |