Citizen Attesa x Satellite Wave GPS ft. Unite With Blue aka Sea Of Silence (Limited Edition of 2,400 Pieces) Men Formal Round 100m Water Resistant Watch CC4075-50L CC4075 CC-4075 Discover the Citizen CC4075-50L Sea of Silence watch from the Unite with Blue Collection. Crafted in ultra-light Super Titanium with Duratect coatings, it features a stunning deep blue dial inspired by the ocean. GPS-synchronized, F950 movement offers chronograph, world time, perpetual calendar and 5-year power reserve. A fusion of innovation and elegance. Caliber Number / Movement F950 (Eco-Drive aka solar powered) Power Reserve / Accuracy Approximately 18 months when fully charged (+/-5 seconds per month without reception) Crystal Sapphire crystal (anti-reflective coating) Luminous Luminous on hands and indexes Case / Band Material Super Titanium (Duratect Platinum) case with Super Titanium (Duratect Platinum) band (three-fold clasp with push-button release, slide extender) Water Resistance 100m / 10 bar Case Size Thickness: 15.4 mm Diameter: 44.6 mm Length: 50.7 mm Lug width: 20.0 mm Other Specifications Citizen Attesa x Satellite Wave GPS ft. Unite With Blue aka Sea Of Silence (Limited Edition of 2,400 Pieces) Made in Japan Summer time on/off World time (39 time zones) Time transfer function (switching between main and sub-dial) Perpetual calendar (to 28 February 2100) Alarm function Chronograph up to 24 hours in 1/20-second increment Power reserve indicator Overcharge prevention function Insufficient charge warning function Power saving function (hands stop to save power when left in the dark) Light-level indicator (solar power generation in 7 levels) Automatic hand position alignment function Day, date, 24-hour and dual time display Regular timekeeping (analog display) Satellite Wave GPS Function Satellite time signal reception function (time zone adjustment, automatic time adjustment, manual time adjustment) Confirming reception status (RX-GPS/RX-TME) Indicating the result of last reception (OK/NO)