1963 Pilot Watch of Men 40mm Automatic Mechanial Wristwatches Original ST1780 Movement Sapphire Crystal Waterpoorf Retro Clock

Movement：Automatic movement

Diameter：40MM

Thickness：11MM

Waterproof：5ATM

Weight：69g

Mirror： sapphire glass

Strap：Leater strap

Case：316L stainless steel

Functionscalendar power reserves