ST5-D 29石自動日歴 ....當時嘅最高級机種
Automatic calendar 29J movement. This is the traction version of Dongfeng 29J. It carries a 29J ST5-D Dongfeng movement but with Seagull Dial.
Seiko, Shanghai, Seagull, Beijing, Wuyi, Zuanshi....and a lot of Chinese vintage watches
