The Citizen NJ0221-50E is an automatic mechanical watch featuring a 38.5 mm stainless steel case with a thickness of 11.5 mm. It is powered by the Citizen Caliber 8210 movement, offering a 38-hour power reserve and operating at 21,600 vibrations per hour. The watch includes a black dial with luminous hands and indices, a date display at the 3 o'clock position, and is protected by a mineral crystal. It has a water resistance of 100 meters and comes with a stainless steel bracelet equipped with a safety folding clasp. The transparent case back allows for viewing the movement. Reference number: NJ0221-50E.