Yema Sous-Marine 55.18.52 Seiko Chronograph Manual Wind Caliber 613 Movement

Manual Wind Caliber 613 Movement

The Eterna-Matic signature and five-ball logo sit below 12 o’clock

the case sits low and balanced

36012 Crown Signed Eberhard crown Functions Hours

it shows the watch is built with an advanced case construction that goes beyond standard “waterproof” watches of the era

Yema Sous-Marine 55.18.52 Seiko Chronograph Manual Wind Caliber 613 MovementVintage Yema Sous Marine Diving Vintage Watch from 1971. Mens automatic FE 4612 movement in stainless steel with a 37 mm case and a crisply indexed rotating bezelrefined tool watch heritage with tactile winding feel and assured precision timekeeping. 1971 Yema Diving Watch in Stainless Steel with 37 mm Case & Rotating Bezel Purpose built yet wearable, the Sous Marine presents compact proportions at 37 mm with a 40 mm lug to lug span for balanced wrist