説明 Item Number BY1008-67L Caliber No. H874 power Photovoltaic eco-drive accuracy ±15 seconds/month (when not receiving) duration Approximately 2.5 years of photovoltaic power generation (when power save is activated) radio wave reception China/US/Europe radio wave reception Thickness 10.8mm case size Width 41.5mm case material super titanium Case surface treatment Duratect DLC (black color) Band material/type Super titanium three-fold push type Bandwidth 21.0mm glass Sapphire glass (non-reflective coating) Waterproof performance 10 ATM water resistant allergy level metal allergy resistant Magnetic resistance Magnetic resistance type 1 Design features Luminous (hands + index) Fit adjuster City display engraved on the back cover function Charge amount display function Charge warning function Overcharge prevention function Power save function Approximately 2.5 years of operation when fully charged (when power save is activated) China, America, and Europe Radio wave reception Receiving station automatic selection function Scheduled reception function Forced reception function Perpetual calendar Day and date display Moon phase function Automatic moon phase calculation function Northern/Southern hemisphere Moon phase display switching function 24-hour display Direct flight World time function (24 hour difference) Summer time function Perfect Multi 3000 (JIS class 1 magnetic resistance, shock detection function, automatic needle correction function, reception in 4 areas around the world) country of origin made in Japan 2024.03release