- Collection: Ceramic - Glass type: flat sapphire crystal - Movement type: quartz - Case width: 35 mm - Case material: stainless steel - Bezel material: ceramic - Strap material: calfskin leather - Strap color: white Needs Battery Polished Silver Stainless Steel Case with White Leather Strap. Water Resistant for up to 5 ATM Scratch Resistant Flat Sapphire Crystal protects your watch from damage. The CERAMIC Collection features a extremely slim design with a sleek and smooth material. The Danish-inspired design and fine workmanship gives this watch a refined and modern look. In its high-tech ceramic collection Slim Ceramic, BERING presents watches in an extremely slim design. The smooth-flowing surface structure of the material here fuses ideally with the simple, slim design of the watches. The result - timeless beauty in its slimmest form. High-tech ceramic is a material with unique properties. Besides its high scratch resistance, high-tech ceramic is very lightweight, heat-resistant and anti-allergic. The super-sleek surface gives the material its unique “Smooth Touch” and thus provides for the unmistakably comfortable feel. It is a highly demanding and time consuming manufacturing process which makes high-tech ceramic so valuable.