Pierre Lannier Week End 316B990 is an amazing and interesting Ladies watch. Case material is PVD rose plating, which stands for a high quality of the item and the Skeleton dial gives the watch that unique look. In regards to the water resistance, the watch has got a resistancy up to 50 metres. It means it can be submerged in water for periods, so can be used for swimming and fishing. It is not reccomended for high impact water sports. We ship it with an original box and a guarantee from the manufacturer.