Citizen Promaster x Eco-Drive ft. GMT Land Series Men Casual Round 200m Water Resistant Watch BJ7155-05X BJ7155 BJ-7155 Explore the Citizen Promaster Land GMT collection, featuring a solar-powered Eco-Drive movement and a dual-time function for global travel. With a 200m water-resistant stainless steel case, sapphire crystal, and textured dial, these watches are built for adventure. Caliber Number / Movement B878 (Eco-Drive aka solar powered) Power Reserve / Accuracy Approximately 9 months when fully charged (+/-15 seconds per month) Crystal Sapphire crystal (curved, anti-reflective coating) Luminous Luminous on hands and indexes Case / Band Material Stainless steel case with fabric (nylon) band Water Resistance 200m / 20 bar Case Size Thickness: 13.4 mm Diameter: 38.6 mm Length: 43.9 mm Lug width: 20.0 mm Other Specifications Citizen Promaster x Eco-Drive ft. GMT Land Series Screw-down crown Screw case back Insufficient charge warning function Overcharge prevention function Date and 24-hour (GMT dual time) display Regular timekeeping (analog display)