Hamilton H82395331 Khaki Navy Scuba Auto 40mmBeachside, poolside or swimming in the deep ocean, the new Khaki Navy Scuba is guaranteed to make a splash in the style stakes. For modern mariners, snorkelers, surfers and beach lovers, it’s eye-catching as well as functional, thanks to its tangerine orange rubber strap and contrasting black dial. Whether you’re timing your swim, your run or your time in the sun, it will make sure you keep your cool, even in soaring temperatures.KHAKI NAVYInspired by marine pioneers and designed with ocean explorers in mind, Hamilton's Khaki Navy collection is guaranteed to make a splash in the style stakes. SELF-WINDINGWrist movements cause the inner rotor to swing, transferring energy to the mainspring, and powering your timepiece. SUPER-LUMINOVA®Super-LumiNova is a type of luminescent material applied to hands, dials and bezels to make them visible in the dark. STAINLESS STEEL CASETitanium watches are lightweight, stronger than stainless steel and durable. SAPPHIRE CRYSTALSynthetic sapphire crystal is a tough scratch-resistant material, only diamonds could leave a mark. NIVACHRON™ BALANCE SPRINGNivachron™ is an alloy used to produce balance spring to resist magnetic fields and improve accuracy. It reduces the effects of magnets, temperature, and shocks.H-10 CALIBERA three-hand automatic movement with a day-date function boasting a superior power reserve of 80 hours. WATER RESISTANCEYour timepiece is resistant up to 10 bar (100m) / 145 psi (328 ft).