Stainless-steel is definitely quite possibly the most common of watchmaking materials for outer craftsmanship, and provides elegance, toughness and affordability. It entails the melting on the Uncooked material employing oxyhydrogen flame along with the crystallisation from the melted droplets to form a cylinder. Graded 9 on the Mohs-hardness scale (graded https://www.watchesworld.com/top-10-dive-watches/