Alpina Startimer Pilot Big Date AL-280NS4S6 is an amazing and very impressive Gents watch. Material of the case is Stainless Steel and the Blue dial gives the watch that unique look. The features of the watch include (among others) a date function. In regards to the water resistance, the watch has a water resistance of 100 metres. This makes it suitable for swimming, but not high impact water sports. We ship it with an original box and a guarantee from the manufacturer.