- CLOCK Willkommen bei ATO-CLOCK by prodesign About ATO, there are a lot of information, so that the bases of these watches, their origin and mode of operation will not be repeated here. It is primarily concerned with the beauty and elegance of these watches to show in pictures and some that provide, to the knowledge of ATO CLOCK previously published information on the Internet is not available. Welcome to ATO-CLOCK Bienvenue sur ATO-CLOCK