Identification] Hello, I received this watch from my grandpa but I don't know what it is, its a Citizen GN-4-S-11H, with Eco Drive written on the box : r/Watches
Reloj Citizen GN-4-S - Vinted
Orologio da uomo vintage Gents Citizen 10 Bar GN 4W S 6100 - Etsy Italia
Citizen Blue Angel Orologio radiocontrollato a 4 canali, Toni argento - Worldshop