Release date April 2024 Case dimensions (LxWxD) 56 x 49.7 x 18.6 mm Weight 170g Case/bezel material titanium Strap material Metal strap (titanium) solid belt Buckle with locking mechanism Structure Earthquake resistant structure (earthquake resistant) Anti-magnetic watch (JIS class 1) Water resistant to 200 meters, suitable for diving Time correction Radio-controlled clock MULTIBAND6 for Japan, North America, Europe, and China Bluetooth: Connect to your smartphone to automatically adjust the time Power supply/battery life Tough solar (solar charging system) Mobile phone linkage function (automatic connection, functional linkage with compatible mobile phones via Bluetooth communication) "Casio Watch" compatible app App linkage function Automatic time correction Set your clock easily World time approx. 300 cities dive log Tide chart settings (approximately 3300 points worldwide) Clock status display mobile search Glass Sapphire glass with anti-reflective coating on the inside Spherical/curved glass Crown Screw lock crown Surface treatment: DLC treatment + deep hardening treatment Strap size adjustable 150~220mm Diving functions: Diving time measurement (maximum 2 hours, measurement in 1 second increments), water surface interval display (maximum 24 hours), diving log collection (maximum 30 items) Dual time (27 time zones, automatic summer time setting function, home time switching function) tidal table Stopwatch (1 second in 24 hours) Timer (setting unit: 1 minute, maximum setting: 24 hours, measured in 1 second increments) time alarm clock LED light (super luminous body with afterglow function) LED: white Fully automatic calendar Needle position correction function Automatic needle position correction function Power saving function (in dark places, the pointer stops moving after a certain period of time to save power) Accuracy *If there is no radio reception or connection with a smartphone, it will operate with normal quartz accuracy (average monthly difference of ±15 seconds). Hand retraction function (If the hour and minute hands overlap the inner dial and are difficult to see, you can temporarily retract the hour and minute hands from above the inner dial.) Date/week display Time adjustment details Radio wave reception function: automatic reception (up to 6 times a day) (up to 5 times a day for Chinese radio waves) / manual reception Received radio wave: JJY, frequency: 40kHz/60kHz (Fukushima station/Kyushu station compatible model) Received wave: WWVB, frequency: 60kHz Received radio wave: MSF/DCF77, frequency: 60kHz/77.5kHz Received radio wave: BPC, frequency: 68.5kHz *If you set your home time to a time difference that allows you to receive radio waves, you will receive the broadcast station that matches that time difference.