Thank you very much for viewing. This is a retro Seiko Tron from the Showa era. It runs on two size D batteries. I haven't measured the daily rate, but I was using it actively. Operation has been confirmed. *Please understand that this is a vintage item. 【Size】 Overall Length Width: 360mm Height: 330mm Thickness: 90mm ■I am also listing many other rare wristwatches, retro goods, and unusual items. Please take a look. ↓ #atcw Analog, Classical, Classic, Clock, Retro, Vintage, Antique, Retro, Retro-future, Rare item, Vintage watch, Antique clock, Retro watch, Old school, Wristwatch, Showa, Industry, Iron, Interior, Floor light, Room lamp, Stand light