This Citizen Corso collection offers timepieces accented with vibrant diamond hour markers in a combination of functional simplicity and a touch of elegance; all powered by any light with Eco-Drive Technology, not just solar. Featured here in a men's two-tone stainless steel case and bracelet with charcoal grey dial and date. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery. Caliber number E111. Included: 1 Watch(es) Features: Water Resistant, Diamond Accent, Quick Ship Battery Type: Lithium Cells Jewelry Closure: Fold Over Clasp Power Source: Ecodrive Watch Movement: Quartz Water Resistance: 100m Band Color: Two Tone Dial Color: Gray Metal Color: Two Tone Case Thickness: 9.8mm Case Width: 28mm Watch Band Length: 8 Inch Band Content: Stainless Steel Case Materials: 100% Stainless Steel Band Width: 21mm Care: Wipe Clean Country of Origin: Imported Quick Ship items ship directly from the manufacturer within 3 to 5 business days.