Black and Steel Grey Longines HydroConquest L37813589 Wristwatch with Rose Gold Accents This Longines HydroConquest wristwatch is a stylish combination of rose gold, steel gray and black. The sun-brushed black dial has rose gold colored hands and rose gold edged indexes. The hands and indexes have luminescence. The dial is surrounded by a black, ceramic ring that rotates in one direction. The rim is decorated with a wheel-like, rose gold colored steel part. The 41 mm wide steel case has a rose gold colored crown and a black rubber strap. The watch from the HydroConquest collection has an automatic movement with a 72-hour power reserve and a scratch-resistant sapphire crystal with an anti-reflective coating. The watch is water-resistant up to 300 meters, so it is also suitable for diving. Model number: L37813589 Case material: stainless steelCase color: steel greyCase diameter: 41 mm Watch thickness: 11.9 mm Bezel material: ceramic Rim color: black Strap material: rubber Strap color: blackStrap width: 21 mm Watch weight: 127.8 g Sapphire glass, scratch-free Dial color: black Water resistance: 300 meters (30 bar) Date display Mechanism: automatic Availability: 72 hours