Portofino 4531
c. 1991–c. 1995
Years estimated from 4 dated marketplace listings; seller-stated, unverified.
Variants
No variants documented yet.
Reference specifications
- Brand
- IWC
- Model
- Portofino
- Reference
- 4531
- Production
- c. 1991–c. 1995
- Case diameter
- 25 mm
- Movement
- Quartz
Specs shared by all variants. Variant pages show where a variant differs.