“With the 50 and 51 movements, there was an additional mechanism that would physically stop the watch after 7 days. This is due to the fact that after the 7th day the power can drop dramatically and cause the watch to run out of specifications. With the 52, this mechanism was taken out to lower production times. ”

这几句才是关键，尤其是最后一句。

都买吧，这样不必纠结。

其实新探一我也买了，只是还没到。

新探一相对更适合换皮带玩。

//@danielzhang  发表时间：2天前 :你们觉得呢