Model overview Ref. No.
331.20.42.51.01.002
Model series
Speedmaster 57 Co-Axial Chronograph 41.5mm
Style
Men's watch, Diver watches
Warranty
5 years Authorized International Warranty
Movement Movement
Automatic winding, 9300
Case Glass
Scratch-proof sapphire crystal
Strap Buckle
Folding clasp, Steel
Alternative model numbers 331.20.42.51.01.002, 33120425101002