Number of Batteries: 1 Features: Stopwatch, Alarm, World Time, Quick Ship Battery Type: Lithium Cells Jewelry Closure: Buckle Power Source: Battery (included) Watch Movement: Quartz Water Resistance: 100m Band Color: Blue Dial Color: Black Case Width: 51mm Band Content: Resin Case Materials: 100% Resin Battery Size: Cr2025 Band Width: 27mm Care: Wipe Clean Country of Origin: Imported Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.