Carlo Colucci Stainless Steel Watch with Silicone Strap pairs a tonneau-shaped stainless steel case with a comfortable silicone strap and scratch-resistant sapphire crystal. It’s designed for refined everyday wear and reliable self-winding performance. Key attributes: Blue | Blau | Stainless steel | 5 ATM water resistance | Scratch-resistant sapphire crystal | Automatic (self-winding) movement | Silicone strap for comfort | Classic pin buckle closure | Self-winding movement — no battery required | Tonneau-shaped case | Silver dial | Modern, elegant design | Dimensions & fit: Case diameter: 42 mm | Composition & care: Stainless steel | Silicone | Sapphire crystal