Comparison
Bulova 1638 vs Bulova Hack Watch
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 Bulova Hack family.
- Both cases measure 38 mm across.
| Spec | 1638 | Hack Watch |
|---|---|---|
| Brand | Bulova | Bulova |
| Family | Hack | Hack |
| Reference | 1638 | Hack Watch |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | unknown | Current |
| Retail price | unknown | unknown |
| Case material | unknown | Stainless steel |
| Diameter | 38 mm | 38 mm |
| Movement | unknown | unknown |
| Caliber | unknown | unknown |