Brand: Casio • Manufacturer no.: PRW-6621Y-1ER • Manufacturer series: Pro Trek Radio Controlled solar 52mm • Functions: 12-/24 time mode, 5 day alarm, Altimeter, autom. time adjusting, Automatic calender, Barometer, cold resistant, Compass, Date, Hour, Minute, Radiocontrolled, Second, Solar, Stop function, Thermometer, Timer, Worldtimer • Movement: Solar (quartz) • Dial color: Black • Display: Analog & digital • Water resistant: 10 • Bezel: Fixed • Surface finish: Matted • Case color: Black • Case material: Resin • Case thickness: 15 • Case shape: Round • Case width: 52 • Caseback: Resin bottom, screwed • Gender: Mens • Crown: Screwed • Glas: hardened, Mineral glass • Lighting: Full-Auto-LED Light • Style: Sporty • Strap material: Resin • Strap color: Black • Lug width: 23 • Clasp: Buckle clasp • Max wrist circumferences: 240 • Item weight: 0.06 • Scope of delivery: Box, Instruction, Packaging, Warranty documents"