Completely made of high-strength seawater-resistant German submarine steel. Tested based on European diving equipment standards and certified by DNV GL. SINN SZ 02 movement with a 60-second scale for the stopwatch minute.http://www.watch-insider.com/news/baselworld-2014-the-sinn-novelties/

These are random photos and videos that are collated for prosperity sake. Enjoy!!!!!!!!!.........