Seiko Group Corporation, commonly known as Seiko, is a Japanese maker of watches, clocks, electronic devices, and semiconductors. Founded in 1881 by Kintarō Hattori in Tokyo, Seiko introduced the worl
The current Seiko House Ginza (Ginza Wako) building was completed in 1932 as the headquarters of K. Hattori (known in Japan as Hattori Tokeiten, now Seiko).