Seiko’s 5 Sports Field combines a 39.4 mm stainless steel case with an automatic movement and 10 bar water resistance. It’s a versatile field-style watch designed for everyday wear and swimming. Key attributes: Green | Grigio | Acciaio | Acciaio | Water resistant 10 Bar (100 m) | Mineral glass crystal | Automatic movement | Day-date display | Nylon strap with steel buckle | See-through case back | Round case | Curved mineral crystal | Luminous hands and markers | Dimensions & fit: Case diameter: 39.4 mm | Case thickness: 13.2 mm | Lug width: 20 mm | Lug-to-lug: 48.1 mm | Composition & care: Acciaio (case) | Vetro minerale (crystal) | Nylon (strap) | Acciaio (closure) | Wipe with a soft cloth. Rinse and dry after swimming. Avoid strong chemicals and prolonged exposure to heat. Follow manufacturer service recommendations.