I tetsed this clock with a battery and it moved.

The Vintage MCM Howard Miller World Time Clock 7RW001 Model 622-337 from the 1960s is a collectible desk clock that showcases retro design and functionality. This original quartz clock, powered by battery, is a unique piece from the Mid 20th Century era with a timeless appeal. Made in Japan, this vintage clock is a perfect addition for collectors or those looking to add a touch of nostalgia to their decor.