El Primero Chronograph 53.0370.400
c. 1996–c. 1999
Years estimated from 2 dated marketplace listings; seller-stated, unverified.
Variants
No variants documented yet.
Reference specifications
- Brand
- Zenith
- Model
- El Primero Chronograph
- Reference
- 53.0370.400
- Production
- c. 1996–c. 1999
- Case diameter
- 40 mm
Specs shared by all variants. Variant pages show where a variant differs.