BERTUCCI DX3 FIELD WATCH Design, durability, light weight comfort, and value... The DX3 Field offers classic design, a rugged U.S. Patented Unibody fiber reinforced 40 mm case and a long list of performance features... including a scratch resistant R-Type mineral crystal, offset ergonomic crown, long lasting precision movement, 3 year battery, 50 M water resistance, B-Type nylon webbing band, and Swiss super luminous hands & markers. The easy to read dial and comfort make the DX3 a great to go to watch. DIAL LUMINOSITY: The hands and markers are treated with high-performance Swiss Super Luminous material that will intensely glow for hours based on exposure to sunlight or indoor lighting... not requiring a button push (a weak point), and will not deplete battery or require a two-hand operation. B-TYPE Heavy-Duty Nylon Webbing Band offers long-lasting durability and comfort unmatched in the marketplace. Featuring military spec. nylon webbing, heavy-duty stitching, and solid stainless steel buckle, and dual loop keepers. The Active Comfort one-piece design is equipped with the Fold and Tuck excess band retention feature and wide adjustment range to ensure a perfect fit for all wrist sizes. [Details] Specification CASE MATERIAL: Polycarbonate CASE DIAMETER: 40 mm CASE FINISH: Matte Black BAND TYPE INCLUDED: #354 Vintage Drab Nylon WRIST SIZE: Fits all WATER RESISTANCE: 50m CRYSTAL: R-Type Mineral MOVEMENT TYPE: Japan BATTERY LIFE: 3 years LUMINOSITY: Swiss Super Luminous