CB3010-57L Caliber No. H128 Power Source Eco-Drive (light-powered) Accuracy ±15 seconds per month (when not receiving radio signals) Operating Time Approximately 2 years when fully charged (power save activated) Radio Reception Receives radio signals from Japan, China, USA, and Europe Weight 87g Thickness 9.3mm Case Size 40.0mm (width) Case Material Super Titanium Case Surface Treatment Duratect Titanium Carbide (Silver color) Band Material/Type Super Titanium Three-fold clasp with push button release Adjustable Band Size 150～194mm Glass Sapphire glass (anti-reflective coating) Water Resistance 10 bar water resistance Allergy Level Nickel allergy resistant Magnetic Resistance Magnetic resistance class 1 Design Features Luminous (hands + indexes) Fit adjuster City display engraved on the back cover Functions Charge level indicator Charge warning function Overcharge prevention function Power save function Approximately 2 years operation when fully charged (power save activated) Receives radio signals from Japan, China, USA, and Europe Automatic reception station selection function Regular reception function Forced reception function Perpetual calendar Date display Direct Flight World time function (24 time zones) Summer time function PERFECT (JIS Class 1 magnetic resistance, shock detection function, hand automatic correction function) Country of Origin Made in Japan There are no scratches, and it has been carefully stored in a watch case without being used much. The watch is working perfectly. Color: Silver系 (Silver-based) Accessories: Box, warranty Operation: Good Scratches/Cracks: None