Orient x Automatic ft. Disk Men Formal Round 50m Water Resistant Watch ER0200FD Discover the Orient Disk ER0200FD, an automatic watch featuring a unique day-to-night color-changing hour hand and a clean white dial. Housed in a 41.4mm stainless steel case with a mineral crystal and 50m water resistance. Powered by the reliable in-house Caliber 48743 with a 40-hour power reserve and date display. Caliber Number / Movement 48743 (automatic) Power Reserve / Accuracy Approximately 40 hours (+25 to -15 seconds per day) Crystal Mineral crystal Luminous Nil Case / Band Material Stainless steel case with stainless steel band (three-fold clasp with push-button release) Water Resistance 50m / 5 bar Case Size Thickness: 11.8 mm Diameter: 41.5 mm Length: 47.5 mm Lug width: 22.0 mm Other Specifications Orient x Automatic ft. Disk See-through case back Screw case back 21 jewels Date display Regular timekeeping (analog display)