Silver-tone stainless steel case and bracelet. Fixed silver-tone stainless steel bezel. Black dial with silver-tone hands and index hour markers. Dial Type: Analog. Luminescent hands and markers. One subdial displaying: small second. Miyota Caliber 82S5 Automatic movement, containing 21 Jewels, bitting at 21600 vph, and has a power reserve of approximately 42 hours. Scratch resistant sapphire crystal. Solid case back. Square case shape, case size: 47 mm. Fold over clasp with a safety release. Water resistant at 30 meters / 100 feet. Functions: hour, minute, small second. Ps Series Series. Casual watch style. Watch label: Japan Movt. Sevenfriday PS Series Automatic Black Dial Men's Watch PS1/01M.