Built for life on and under the water, the Citizen Eco-Drive Promaster Marine JV3000-13E combines advanced sailing technology with bold sporting style. Featuring a 42.4mm stainless steel case, striking black dial with luminous baton markers, vibrant orange rotating bezel, and matching orange polyurethane strap, this high-performance timepiece is designed for serious marine adventurers. Powered by Citizen's Eco-Drive Calibre U812 movement, it harnesses light from any source, eliminating the need for regular battery changes while delivering accuracy of ±15 seconds per month. The durable sapphire crystal and 200-metre water resistance provide exceptional protection in demanding conditions. Packed with professional-grade functionality, the Promaster Marine features world time across 43 cities and 29 time zones, a chronograph, countdown timer, yacht racing and race timer functions, tide graph with 203 location settings, moonphase and lunar age display, sunrise and sunset indication, alarm functions, and a perpetual calendar programmed through to 31 December 2199. Additional features include a power reserve indicator, power-saving mode, overcharge prevention, impact detection, light level indicator, and LED light for enhanced visibility and performance wherever your adventures take you. - Eco-Drive Movement - Caliber U812 - 42.4mm Case Size - Stainless Steel Case - Polyurethane Strap - Accuracy: ±15 seconds per month - Sapphire Crystal - 200 Meters Wate Resistant - Rotating bezel with sailing indicators - Luminous hands and markers - Alarm functions - Moonphase and lunar age display - Perpetual calendar (to 31 December 2199) - Yacht racing and race timer functions - World time (43 cities / 29 time zones) - Chronograph and countdown timer - Tide graph with 203 location settings - Sunrise and sunset display - Power reserve, power save, and overcharge protection - Impact detection function - Light level indicator - LED light