Omega · Speedmaster
Speedmaster Professional Moonwatch
Ref. 145.022
discontinuedCaliber 861 transitionDocumentedEvidenceProbableLast reviewed Not yet reviewed
Overview
- Production
- 1968–1988
- Era
- Caliber 861 transition
- Status
- discontinued
Case
- Case diameter
- 42mm
- Case material
- Stainless steel
- Bezel
- Tachymeter (dot-over-90 on early examples)
- Bezel material
- Black aluminium
- Crystal
- Acrylic (Hesalite)
- Caseback type
- Screw-down solid, engraved
- Water resistance
- 50m
Dial & Hands
- Dial
- Black
- Dial text
- 'Professional'; stepped and flat dial variants
- Hands
- Straight (baton)
- Lume
- Tritium
- Lume type
- Tritium
Movement
- Movement
- Manual chronograph
- Caliber
- 861
- Manufacturer
- Omega (Lemania base)
- Winding
- manual
- Power reserve
- ~48 hours
- Frequency
- 21,600 vph
- Jewels
- 17
- Complications
- Chronograph, tachymeter
- Functions
- Chronograph, tachymeter