Take action and show your inner drive with the sporty styling of the CITIZEN AR, powered by light with eco-drive technology. Featured with a stainless steel case with midnight blue chroma finishing accents, a midnight blue polyurethane strap, and dark blue dial with a date. Featuring our eco-drive technology – powered by light, any light. Never needs a battery. Caliber number j810. Included: 1 Watch(es) Features: Water Resistant, Quick Ship Battery Type: Lithium Cells Jewelry Closure: Buckle Power Source: Ecodrive Watch Movement: Quartz Band Color: Blue Dial Color: Blue Metal Color: Two Tone Case Thickness: 11.2mm Case Width: 45mm Watch Band Length: 8 Inch Band Content: Polyurethane Case Materials: 100% Stainless Steel Care: Wipe Clean Country of Origin: Imported Quick Ship items ship directly from the manufacturer within 3 to 5 business days.