Seiko SSK005K1 with self-winding mechanical movement. Seiko caliber 4R34 with GMT function has a power reserve of about 41 hours. Functions of the hour, minutes, seconds and date. Stainless steel case 42.5 mm in diameter. Screw-down crown at 4 o'clock, screw-down transparent case back for viewing on the dial. Black and orange bidirectional steel rotating bezel. Water resistance up to 10 bar/100 meters. Tempered mineral glass on both sides. Cyclope lens for better date vision. Orange dial on which markers visible even in the dark are applied. Date window at 3 o'clock and logo at 12 o'clock. Adjustable polished and satin-finished jubilee-style strap with folding clasp and push-button release. Accompanied by official Seiko packaging and 2-year warranty.