The BERING watch has a highly scratch-resistant and curved sapphire crystal covering the black dial Solar watch collection | any kind of light will charge it and when fully charged it runs for 6-12 months | solar movement The case is made from black IP-plated medical grade (316L) stainless steel. The case is 33 mm in diameter and 8 mm in thickness The strap is made from black IP-plated milanese consisting of medical grade (316L) stainless steel. The straps length is 200 mm and the width is 29 mm Water resistant up to three ATM / 30 meters / 98 feet | General resistance to rain splashing accidental submersion and showering. Not suitable for swimming or bathing The watch comes with BERING original packaging