Steel Grey Longines Master Collection L27934096 Men's Watch with Green Dial The Longines Master Collection is a combination of classic elegance and excellent quality for those who appreciate exceptional watches. This Longines men's steel grey watch features a 40mm wide case with a green dial and rotating seconds scale. The watch has silver hands, Roman numerals as indexes and date display at three o'clock. It has a steel strap with both a brushed and a shiny surface. The strap has a three-fold clasp with buttons. The Longines Masten Collection watch has automatic movements with a power reserve up to 72 hours and the dial is protected by a scratch-resistant sapphire crystal. The background of the watch is also transparent and protected by sapphire glass. Model number: L27934096 Case material: stainless steelCase color: steel grayCase diameter: 40 mm Watch thickness: 9.35 mmStrap material: stainless steel Strap color: steel grayStrap width: 21 mm Watch weight: 145.1 g Sapphire glass, scratch-free Dial color: green Date display Water resistance: 30 meters (3 bar) Movement: automaticPower reserve up to 72 hours