El Primero Chronograph A787
c. 1970–c. 1971
Years estimated from 2 dated marketplace listings; seller-stated, unverified.
Variants
No variants documented yet.
Reference specifications
- Brand
- Zenith
- Model
- El Primero Chronograph
- Reference
- A787
- Production
- c. 1970–c. 1971
Specs shared by all variants. Variant pages show where a variant differs.