The watch works perfectly with all the expected accuracy of a radio-controlled model. My only reservation concerns the bracelet that seems a little weak: After a month of use the small bar of Safety "click" into place and more dangling on the front side of the wrist. However, there is no danger of unintentional opening of the bracelet. Despite this I strongly recommend this purchase to those who wish an accurate stopwatch to second meadows, reliable and simple elegance and classique.Ceux who would pay a more expensive watch seek more jewel that tool because in terms of accuracy can not do better than this watch. You can always change the strap after some time ...