316L stainless steel (matte/brushed finish), 100 meters (10 ATM), Shock Resistance: Anti-shock features for rugged terrain, Large, luminous hands and markers, date window, Scratch-resistant sapphire crystal with anti-reflective coating, Movement: Solar-powered quartz with a 6-month power reserve, Operating Temperature Range: -10°C to 50°C, Strap Material: Vegetable-tanned leather with reinforced stitching, sweat-absorbent lining, and quick-release mechanism, Protection: Dust seals and UV-resistant coatings, Dimensions: Case diameter of 42mm, case thickness of 10mm, Weight: Approximately 80g