possess this clock now been a few years and still I'll go ask for the manufacturer. It is something very special in terms of design. The glass does not scratch by the outer ring, which is not only the design perfectly. The only drawback is perhaps that the rubber band is already unhooked occasionally, it is not movable in the webs, very closely conformed to the watch case, thus firmly fixed .... What ultimately tempted not just to wear this clock when Möbelverladen ... , However, the enthusiasm for the appearance and comfort make this small downer seem unimportant.