1, no winding. Ck's mechanical watch doesn't wind up, doesn't wind up, doesn't wind up, and without power, the clock won't turn.

1, no battery. For ck's time clock, there is no battery installed, and without battery as power, the quartz clock will not rotate. Ck watches pay attention to essence and show charm bit by bit. Ck watch has the advantages of Swiss manufacturer's standard and is equipped with ETA movement. CkCalvinKlein watch is very attractive because of its unique style, streamlined design and unparalleled price.