Citizen Watches - AV0031-59A (Metal Bracelet/Silver W/ Black Face) - Jewelry: Using the most advanced technology in watch making, the Eco-Drive Calibre 2100 never needs a battery. Citizen's Eco-Drive technology harnesses the power of light (natural or artificial) and converts it into energy which is stored in a permanently rechargeable lithium-ion cell. Recharges continuously and has a power reserve lasts from 6 months to 5 years (depends on model). Power reserve meter with quick start up after exposure to light.
Stainless steel bracelet and case with non-reflective crystal.
Screw-back case and screw-down crown.
1/5 Second hand chronograph measures up to 12 hours.
Sound at set time every 12 hours.
Tachymeter scale.
Fold-over clasp with push-button closure.
Water resistant 200 meters/660 feet.
Citizen Watch offers a five-year limited manufacturer's warranty on all their products. For more information, please visit their website and see the Service Information section.