Constantin Durmont Mens Watch Crockett CD CROCK-AT-LT-STST-WH (clock)
- The lock is indeed a tricky part, but after 2 or 3 times you lock it, it Becomes Very easy to adjust and lock. - About the accuracy, it can advance about 2 minutes per week; but for a Automatic clock, there's no problem you adjust it one time per w