Citizen is recognised as a leading Japanese brand and is globally known for it's advanced technology. Citizen carries two ranges, Quartz and Eco Drive. The Eco Drive series showcases the advanced technology Citizen is known for. The Eco Drive series is run by artificial and natural light- never ever need a battery. Natural and artificial lights are absorbed through the dial, a special solar cell converts the light into energy. At Goldsack & Co we carry both the Quartz and Eco Drive powered ranges. Citizen's high quality pieces range in many different styles and many models carry special features such as sapphire crystal glass, perpetual calendar, satellite wave and radio control. The Citizen Quartz range is backed with a three year warranty, and the Citizen Eco Drive range carry's a five year warranty.