145.012-67
Speedmaster Moonwatch 145.012 — 145.012-67
Undated
Standard version. Single-step caseback marked SP; chronograph hand with either a drop (teardrop) end or a square end, both used at the same time.
Roughly 27,000–28,000 made, per Fratello.
Identifying details
- Baton hands
Straight white stick hour and minute hands, as on the Moonwatch.
- Dot over ninety (DON)
Black “Base 500” tachymetre insert with the dot printed above the 90.
Variants of 145.012
Reference overview →| Variant | Production |
|---|---|
| 145.012-67Current | Undated |
| 145.012-67 · 145.012-67, Orange Chronograph Hand | 1968 |
| 145.012-67 · 145.012-67, Black Racing Dial (no Professional) | Undated |
| 145.012-67 · 145.012-67, Black Racing Dial (Professional) | Undated |
Case & movement
- Reference
- 145.012
- Production
- Undated
- Movement serials
- from c. 24.06M
- Case material
- Stainless steel
- Case diameter
- 42 mm
- Crown
- 7 mm
- Movement
- Manual winding
- Caliber
- Omega 321
Dial, bezel & hands
Movement
Omega 321
Hand-wound column-wheel chronograph of Lemania origin (Lemania 27 CHRO C12 / 2310 family), used by Omega from 1946 to 1968 and in every Speedmaster up to the 145.012. Early examples have a symmetrical clutch bridge; later ones an asymmetrical bridge.
Manual winding · Introduced 1946 · 18,000 vph · 17 jewels · Ø 27 mm