Bulova Marine Star Chronograph pairs a blue dial with a stainless steel case and bracelet, offering precise quartz timing and practical chronograph functionality. Its 10 bar water resistance and durable mineral crystal make it suitable for everyday wear and active days. Key attributes: Blue | Stainless steel | Water resistance WR 10 Bar (100 m) | Quartz movement | Mineral crystal | Chronograph | Deployant clasp with push buttons | Screw-down crown | Round case | Blue dial | Stainless steel bracelet | Luminous hands and markers | Dimensions & fit: Case diameter: 40 mm | Composition & care: Stainless steel | Mineral glass | Wipe with a soft cloth. Avoid exposure to chemicals and extreme temperatures. Have seals and water resistance checked periodically by a professional.