Comparison
Doxa SUB 300 Professional vs Seiko SRPD55
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 42.5 mm across.
- Both cases are stainless steel.
| Spec | SUB 300 Professional | SRPD55 |
|---|---|---|
| Brand | Doxa | Seiko |
| Family | SUB 300 | 5 Sports |
| Reference | SUB 300 Professional | SRPD55 |
| Nicknames | unknown | 5KX |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | Current | Current |
| Retail price | unknown | unknown |
| Case material | Stainless steel | Stainless steel |
| Diameter | 42.5 mm | 42.5 mm |
| Movement | Automatic | Automatic |
| Caliber | unknown | Seiko 4R36 |
| Winding | unknown | Automatic |
| Power reserve | unknown | 41 hours |
| Jewels | unknown | 24 |
| Frequency | unknown | 21,600 vph |
| Complications | unknown | Day, Date |