🏷️ Basic Information Identification Make: Casio Model: QW-2315/2319 Year: 1999 Generation: N/A (Watch Model) 📋 Manual Details Publication Manual Type: Repair Manual + Parts List Language: English Page Count: Unknown Format: PDF Download Source: Original Manufacturer/Service Provider Scope Coverage: Troubleshooting, Repair, Parts Identification ⚙️ Engine Specifications Power Source Engine Type: Quartz Movement (Battery Powered) Displacement: N/A (Watch Component) Power: N/A (Watch Functionality) 🔧 Transmission Operation Type: Analog/Digital Display Mechanism Gears: N/A (Mechanical Components for Timekeeping) 📐 Dimensions Physical Length: Varies by specific QW-2315/2319 model Width: Varies by specific QW-2315/2319 model Height: Varies by specific QW-2315/2319 model Weight: Varies by specific QW-2315/2319 model 🔧 Maintenance Battery Service Interval: Battery life varies (typically 2-5 years) Oil Capacity: N/A (No lubrication required in the traditional sense) Cleaning Recommended Method: Gentle cleaning with a soft, dry cloth 📄 Features Display Display Type: Analog-Digital Water Resistance Water Resistance Rating: Model Specific (e.g., 50M, 100M) Functions Included Functions: Timekeeping, Date, Alarm, Stopwatch, etc. (Model Dependent) 📄 Parts List Components Included Components: Movement, Dial, Hands, Case, Crystal, Strap/Bracelet, Buttons, etc.