🏷️ Basic Information Identification Make: Casio Model: QW-180/1811 Year: 1997 Generation: N/A 📋 Manual Details Description Manual Type: Service Manual + Parts List Language: English Format: PDF Download Purpose: DIY Repair and Maintenance Availability Download Type: Digital Download ⚙️ Engine Specifications General Engine Type: Quartz Movement Displacement: N/A (Electronic Component) Power: N/A (Battery Powered) 🔧 Transmission Drive Type: N/A (Electronic Watch) Gears: N/A (Electronic Watch) 📐 Dimensions Case Case Diameter: Approx. 38mm (varies slightly by model variant) Case Thickness: Approx. 10mm (varies slightly by model variant) Weight Weight: Approx. 50-70g (depending on strap material) 🔧 Maintenance Battery Battery Type: CR2016 or equivalent Battery Life Estimate: Approx. 2-3 years (usage dependent) Cleaning Cleaning Instructions: Wipe with a soft, dry cloth 📄 Features Display Display Type: Digital LCD Functions Functions: Time, Date, Alarm, Stopwatch, Countdown Timer, Backlight Water Resistance Water Resistance Rating: Typically 50M (suitable for splashes, light swimming) Strap Strap Material: Resin or Metal (model dependent) Movement Movement Accuracy: Monthly +/- 15 seconds