Vintage Citizen Windsurfer D120 GN-4-S Japan Vintage Taucher - Etsy.de
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
CITIZEN AUTOMATIC 21 JEWELS GN-4W-S VINTAGE REVIEW AFTER 29 YEARS - YouTube