Speedmaster Professional

Steel on steel
Reference: 3570.50.00
 
MOVEMENT
Caliber: Omega 1861
Famous manual-winding chronograph movement that was worn on the Moon. Rhodium-plated finish
Power Reserve: 48 hours
 
CRYSTAL
Hesalite crystal
 
CASE & DIAL
Stainless steel case
Black dial
 
WATER RESISTANCE
Down to: 50 meters
167 feet
 
size
Gents
Case Diameter: 42 mm
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Features
Chronograph
Small seconds
Tachymeter