🏷️ Basic Information Identification Make: Casio Model: QW-1798 Watch Year: 1999 Generation: N/A 📋 Manual Details Publication Manual Type: Repair Manual + Parts List Language: English Page Count: Unknown Format: PDF Download Author Author Description: Professional Author Content Content Description: Step-by-step guide for rebuilding or maintaining Comparison Technician Manual Equivalent: Similar to CDROM manuals used by technicians ⚙️ Engine Specifications General Engine Type: Quartz Movement Engine Description: Electronic quartz movement 🔧 Transmission General Type: N/A Gears: N/A 📐 Dimensions Physical Case Material: Resin/Metal (typical for Casio models of this era) Strap Material: Resin/Leather (typical for Casio models of this era) Water Resistance: Likely 50m or 100m (typical for Casio models of this era) 🔧 Maintenance Battery Battery Type: Specific to model (e.g., CR2016, CR2025) Battery Life: Estimated 2-3 years (typical for quartz watches) Cleaning Cleaning Instructions: Detailed in manual Repair Repair Instructions: Detailed in manual 📄 Features Functions Display Type: Digital Additional Functions: Alarm, Stopwatch, Timer, Calendar, Backlight (typical) Display Illumination: EL Backlight (typical)