・Japan 21 Jewels Automatic Self-Winding Movement (Caliber 4207) ・Stainless Steel Case and Band, Push Button Release Clasp ・Hardlex Mineral Crystal, Day/Date Display with Spanish Option, Luminous Hands and Markers ・Case Size: 25.5mm Diameter, 10.4mm Thickness ・Water Resistant - 30M, Transparent Screw Down Case Back