Orient #EM7A003B Men's Aviator Leather Strap Black Easy Reader Dial Automatic Watch Orient 21 Jewels Self-Winding Automatic Movement, Oscillation Frequency: "21,600 oscillations per hour (6 beats per sec)" Stainless Steel Case with Genuine Leather Strap, Regular Connect Type Clasp Mineral Crystal, Day/ Date display, Luminous Easy Reader Dial, Uni Directional Turning Bezel Case Size: 43mm Dimater, 12mm Thickness Water Resistant - 100M, Screw Down Crown and Case Back