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 black stainless steel case, a green 3-hand dial with luminous hands and markers for superior legibility, and a durable, green polyurethane strap for lightweight comfort. Sustainably powered by light with Eco-Drive technology and never needs a battery, this ultimate diver watch comes in an exclusive scuba tank-inspired box for the serious diver and collector. Caliber number B873. Product Details MODEL BJ8057-09X 1/25/2023 MOVEMENT TECHNOLOGY B873 Eco-Drive Powered by any light source, continuously and sustainably, eliminating the need to replace watch batteries. CASE WIDTH (MM) 48 BAND TYPE Strap Polyurethane CASE MATERIAL Black Stainless Steel CRYSTAL Anti-Reflective Mineral Crystal Impact and shatter resistant - anti-reflective coating deflects light CLASP Buckle DIAL Green WATER-RESISTANCE WR300/30Bar/999ft [Swimming, Showering & Snorkeling] ADDITIONAL FUNCTIONS 3 Hand Date