Dies ist eine Citizen Eco-Drive Uhr, Citizen Caliber A234A, Referenz Nr.: A234-H22498-Y0, Beschriftet vorn:”CITIZEN, Eco-Drive, Japan A234-N38715-Y”, Rückseite:”St.Steel, Citizen Watch Co, Water  Resist, CITIZEN, Eco Drive, A234-H22498-Y0, 900056, GN-0-S, Japan->10”, innen: ”Citizen Watch Co., No Jewels, A234A, Japan, 295-3700” Edelstahl Gehäuse. Eco drive heißt, daß das Zifferblatt eine Photozelle ist  und das Sonnenlicht in elektrische Energie umwandelt, die dann in einem Kondensator MT621 gespeichert wird.

A Citizen Eco-Drive watch,  Citizen Caliber A234A, Reference Nr.: A234-H22498-Y0, signed front:”CITIZEN, Eco-Drive, Japan A234-N38715-Y”, back: ”St.Steel, Citizen Watch Co, Water Resist, CITIZEN, Eco Drive, A234-H22498-Y0, 900056, GN-0-S, Japan->10”, inside: ”Citizen Watch Co., No Jewels, A234A, Japan, 295-3700” Stainless Steel case. Eco drive means the dial is a photocell and generates electric power by the sunlight, which then is collected in a MT621 capacitor.