● We are very sorry, but this product cannot be delivered to Hokkaido, Okinawa, and remote islands. Case size (length x width x thickness) 49.8 x 44.4 x 12.8 mm Weight 165 g Case/Bezel Material Stainless steel Band Metal band (stainless steel solid band) One-push three-fold clasp Structure Shock-resistant structure (Shock Resist) Water resistance 20-bar water resistance Power supply/Battery life Tough Solar (solar charging system) Mobile Link function (function linkage via Bluetooth communication with compatible mobile phones) App Compatible with "CASIO WATCHES" App cooperation function Automatic time correction Easy watch setting World time for approximately 300 cities Time & Place Reminder Mobile phone search Glass Mineral glass Back cover Screw back Surface treatment Rose gold IP (ion plating) band part Rose gold IP (ion plating) case part Band attachment possible size 150～205mm Other Neobrite World time: 38 cities worldwide (38 time zones, with automatic summer time setting function) + UTC (Coordinated Universal Time) time display, home time city replacement function Stopwatch Timer (set unit: 1 second, maximum set: 60 minutes, measured in 1-second increments) Alarm/Hourly time signal 5 time alarms, hourly time signal Light Double LED light: LED light for the dial (Super Illuminator, afterglow function, afterglow time switching Light color LED: White Calendar Full auto-calendar Operation sound ON/OFF switching function Power saving function Battery display/Warning Battery indicator display Operating time Operating time without solar power generation from a full charge When using functions: Approximately 7 months In power saving mode: Approximately 18 months Accuracy *If not linked with a smartphone, it operates with normal quartz accuracy (average monthly difference ±15 seconds). Other functions Hand retraction function 12/24-hour system display switching Date display (month/day display switching) Day of the week display (switch between 6 languages: English, Spanish, French, German, Italian, and Russian) This is not a radio-controlled solar watch. ● The built-in battery is for monitoring purposes. ● Please replace the battery at your own expense when it runs out. ● We do not offer band adjustment. ● Please consult a local watch shop. ● New, warranty card, box, instruction manual (overseas Japanese copy) included.