Combining meticulous design with incredible functionality, the mission-ready Promaster Geo Trekker Eco from Citizen is inspired by the patiently formed layers of the Earth's crust. 46mm dark gray ion-plated stainless steel case Terra-inspired dial display with touches of greens, purples and blues and red lume-filled details for enhanced utility At the six o'clock position, a northern hemisphere disc showcases world time and an old world map-inspired design Running hours and minutes, date indication, power reserve and scratch-resistant sapphire crystal Five-link bracelet with push-button fold-over safety clasp Powered by Citizen's Eco-Drive technology, so it never needs a battery Water-resistant to 200 meters Caliber H864