Grand Seiko Watch Quartz SBGX061G. Seiko is one of the pioneers in the sphere of quartz watch making. These long established traditions affect production even today. The SBGX061 timepiece is equipped with 9F62 quartz calibre that is powered by a battery. The battery can run approximately three years before a replacement is needed. The watch is water resistant and protected from magnetic influences. A date window is positioned at the 3 o clock mark. Hands indicate the hour, minutes and seconds. Additional functionalities include a solid screw case back and scratch resistant sapphire crystal glass with anti reflective coating.