Yellow Gold
Ingenieur SL Perpetual 3540 — Yellow Gold
Undated
18k yellow gold case and integrated link bracelet, 1990s.
No verified image of this watch yet
Identifying details
- Perpetual calendar
Calendar that accounts for month lengths and leap years.
- Integrated bracelet
Metal bracelet designed as one with the case.
- Five-hole bezel
Round screwed bezel with five recesses for the opening tool (Genta-era Ingenieur).
Variants of 3540
Reference overview →| Variant | Production |
|---|---|
| Yellow GoldCurrent | Undated |
Case & movement
- Reference
- 3540
- Production
- Undated
- Case material
- 18k yellow gold
- Case diameter
- 34 mm
- Movement
- Automatic
Dial, bezel & hands
Unknown attributes are left out rather than guessed.