The Seiko Rotocall SMGG21P1 is a digital quartz watch featuring a striking blue and silver-tone rotating octagonal bezel.Design: 37 mm stainless steel octagonal case with a matching metal bracelet and digital LCD display.Functionality: Equipped with an innovative rotating bezel that switches modes, including alarm, chronograph, dual time, and timer.Water Resistance: Water-resistant up to 10 bar (100 meters).