Promaster Dive "Ecozilla" Explore the deepest depths with Citizen’s newest Promaster Dive with water resistance up to 300 meters. This iconic men’s high-performance dive watch features a silver-tone stainless steel case, a dark blue 3-hand dial with luminous hands and markers for superior legibility, and a durable, yellow polyurethane strap for lightweight comfort. Sustainably powered by light with Eco-Drive technology and never needs a battery, this ultimate dive watch comes in an exclusive scuba tank-inspired box for the serious diver and collector. Caliber number B873. MODEL BJ8058-06LMOVEMENT TECHNOLOGY B873 Eco-Drive Powered by any light source, continuously and sustainably, eliminating the need to replace watch batteries.CASE WIDTH (MM) 48BAND TYPE Strap, PolyurethaneCASE MATERIAL Silver-Tone, Stainless SteelCRYSTAL Anti-Reflective Mineral Crystal, Impact and shatter resistant - anti-reflective coating deflects lightCLASP BuckleDIAL BlueWATER-RESISTANCE WR300/30Bar/999ft [Swimming, Showering & Snorkeling]ADDITIONAL FUNCTIONS-3 Hand-Date *This item is BRAND NEW and will come with the original box and papers. We are authorized CITIZEN dealers, which means you will receive the manufacturer's warranty with your purchase.