Orient #EM5U004D Men's Tri Star Gold Tone Sport 50M Automatic Watch Orient 21 Jewels Self-Winding Automatic Movement, Oscillation Frequency: "21,600 oscillations per hour (6 beats per sec)" Stainless Steel Case and Band with Fold Over Deployment Clasp Mineral Crystal, Day/Date Display with Spanish Option, Luminous Hands and Gold Tone Markers Case Size: 36mm Diameter, 10.95mm Thickness Water Resistant - 50M. Screw Down Caseback