Seiko SSC391 Men's Core Stainless Still Grey Bracelet Band Black Dial Watch. Display: Analog, Movement: Japanese Quartz, Crystal: Mineral. Case Material: Stainless steel, Band Color: Grey, Band Type: Bracelet, Dial Color: Black, Shape: Round. Powered by light energy, Hour, minute, and small second hands, Date calendar, LumiBrite hands, Chronograph measures up to 60 minutes in 1/5 second increments with split time measurement function. When the measurement reaches 60 minutes, the stopwatch automatically stops counting 24-hour indicator, 6 month power reserve once fully charged, Screw down caseback, 100M water resistant, Caliber V175, Gray Ion Finish. Directional, exciting and diverse, the Seiko Collection makes and breaks the fashion rules. Scouring the globe for inspiration, our Design Team is inspired by fashion's most covetable trends; providing you with a cutting edge wardrobe season upon season.