Automatic (Valjoux 7750)
Porsche Design Titan Chronograph 3700 — Automatic (Valjoux 7750)
Undated
The larger model with a Valjoux 7750: day-date at 3, tachymeter on the crystal, soft-iron inner shield. Early examples circa 1981.
No verified image of this watch yet
Identifying details
- Chronograph
Stopwatch function with registers.
- Integrated bracelet
Metal bracelet designed as one with the case.
- Day of the week
Day of the week spelled out in a window, usually at 12 o’clock.
- Date
Date display.
- Soft-iron inner case
Soft-iron inner case and dial forming a cage that shields the movement from magnetic fields.
- Integrated pushers
Chronograph pushers shaped into the case flank so that they barely show.
Variants of 3700
Reference overview →| Variant | Production |
|---|---|
| Automatic (Valjoux 7750)Current | Undated |
| Meca-Quartz (Smaller Case) | Undated |
Case & movement
- Reference
- 3700
- Production
- Undated
- Case material
- Titanium
- Case diameter
- 42 mm
- Movement
- Automatic
- Date
- Yes
- Caliber
- Valjoux 7750 — Later lots record IWC calibre 7922 / 790
Dial, bezel & hands
- Dial colour
- Black
Unknown attributes are left out rather than guessed.
Movement
Valjoux 7750
Cam-operated automatic chronograph; used by Heuer from 1977 in the Kentucky, Montreal 750.503 and Pasadena.
Automatic · 28,800 vph