🏷️ Basic Information Identification Make: Casio Model: QW-1663 Year: 1997 Generation: N/A 📋 Manual Details Publication Manual Type: Repair Manual + Parts List Language: English Format: PDF Download Content Content Description: Detailed repair information, hundreds of images, illustrations, and exploded views Comparable To: Technical manuals, CD manuals Availability Downloadable: Yes Purpose Intended User: DIY repair enthusiasts, watch technicians Benefit Cost Saving: Avoid mechanic repair fees 📄 Watch Functionality Timekeeping Display Type: Digital Features Alarm: Yes Stopwatch: Yes Timer: Yes Backlight: Yes Power Power Source: Battery Water Resistance Water Resistance Rating: Not specified in product description 📄 Watch Construction Case Case Material: Not specified in product description Strap Strap Material: Not specified in product description 📄 Watch Technical Movement Type Movement: Quartz (implied by Casio digital watches) Module Number Module: 1663 (derived from model number) Battery Type Battery: Not specified in product description