"Silvana Automatic Wristwatch"
Unisex watch with Swiss-made automatic bracelet, Silvana brand dating from the 1970s. Round polished and brushed steel case on an iridescent green dial background (very elegant!) punctuation of the hours with bars, window at 3 o'clock for the day and date display. the date, screwed watertight caseback. Leather bracelet. 
Le Magazine de PROANTIC
TRÉSORS Magazine
Rivista Artiquariato