Citizen Eco-Drive x Analog ft. Zenshin Men Formal Hexagon 100m Water Resistant Watch AW0130-85X AW0130 AW-0130 Discover the Citizen Zenshin Series – a modern masterpiece with a 39mm Super Titanium case (5x harder, 40% lighter than steel) and textured dial. Featuring Eco-Drive technology (no battery needed), 100m water resistance, and luminous accents, this sporty-chic watch combines retro day-date utility with cutting-edge Japanese engineering. Powered by Caliber J800. Caliber Number / Movement J800 (solar Eco-Drive) Power Reserve / Accuracy Approximately 8 months when fully charged (+/-15 seconds per month) Crystal Sapphire crystal Luminous Luminous on hands and indexes Case / Band Material Titanium case with titanium band (three-fold clasp with push-button release) Water Resistance 100m / 10 bar Case Size Thickness: 9.8 mm Diameter: 39.5 mm Lug width: Integrated Other Specifications Citizen Eco-Drive x Analog ft. Zenshin Day and date display Insufficient charge warning function Overcharge prevention function Regular timekeeping (analog display)