Citizen Stainless Steel Analog Date Window Watch, GN-4-S-11, Japan Movement | WatchCharts Marketplace
GN4S - 9288] Citizen Vega - Bought this from an auction site in Japan. It is a very early calculator watch (1979-1980) that you use a stylus with. All works! : r/CitizenWatches
FS: Citizen GN4S Windsurfer Digital | WatchUSeek Watch Forums
Citizen - Scuba Diver Water Resistant 20OM GN-4-S 'Pepsi' - 1996 model no. 4 824199 Y - Men - 1990-1999 - Catawiki
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