Omega · Omega Speedmaster Moonwatch
Speedmaster Professional Moonwatch
Ref. 3870.50.31
The Omega Speedmaster ref. 3870.50.31 was in production from 1996 to 2014, as the alligator strap version of the classic Speedmaster Professional. It features a stainless steel case with closed caseback and a hesalite crystal. The alligator strap is fitted with a folding clasp.
- Release year
- 1996
- Case diameter
- 42 mm
- Lug width
- 20 mm
- Water resistance
- 50 m
- Case material
- Stainless Steel
- Crystal
- Plexi
- Dial
- Black
- Movement
- Omega caliber 1861
- Movement type
- Handwound
- Display
- Analog
- Power reserve
- 48 h
- Frequency
- 21600 vph
- Jewels
- 18
- Movement diameter
- 27 mm
- Complications
- Chronograph, Hours, Minutes, Small Seconds
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