Blue Dial
Calculator 740.633 — Blue Dial
1974–?
Deep blue dial with orange hands; crown on the right.
Heuer catalogue appearances listed by OnTheDash: 74.
Identifying details
No named details recorded yet.
Variants of 740.633
Reference overview →| Variant | Production |
|---|---|
| Blue DialCurrent | 1974–? |
Case & movement
- Reference
- 740.633
- Production
- 1974–?
- Case serials
- Case material
- Stainless steel
- Movement
- Manual winding
- Date
- Yes
- Caliber
- Valjoux 7740
Dial, bezel & hands
- Dial colour
- Blue dial, blue registers
Unknown attributes are left out rather than guessed.
Movement
Valjoux 7740
Manual-wind chronograph laid out like Heuer’s Calibre 11/12: 12-hour recorder at nine, 30-minute recorder at three, date at six and no running seconds. Used in the late Monacos (74033), the Calculator 740.633 and the radial-numeral Autavia 741603.
Manual winding · 17 jewels