• Blue Dial: Stunning and eye - catching for a distinct look. • Automatic with Manual Winding: Offers flexibility in operation. • 300m Water Resistance: Ideal for deep - sea adventures! Seiko Prospex Sea 1965 Heritage Divers Series. Precision is +25 to - 15 seconds per day. Power Reserve is approx. 72 hours. Sapphire Crystal. 24 Jewels. Caliber No: 6R55. Stop seconds hand function. Date Display. Stainless Steel Case and Strap. Unidirectional rotating bezel. Screw - Down Crown. Three - fold clasp with secure lock. Screw case back. Anti - reflective coating on inner surface. LumiBrite on hands, index(es) and bezel Clasp. Approx. Case Thickness: 13.0mm. Approx. Case Diameter: 40.0mm. Lug - to - lug: 46.4mm. Distance between lugs: 20. Weight: 168.0g. #SPB451J1. Released Date: June 10, 2024.


The Seiko Prospex Sea SPB451J1 is perfect for adventure seekers and watch enthusiasts. Whether you're diving in the ocean or just going about your daily life, this watch will be your reliable companion. With a case diameter of 40.0mm and weighing 168.0g, it's comfortable to wear. Its 300m water resistance makes it suitable for deep - sea diving, and the blue dial gives it a stylish look. It was released in June 2024 and is a great addition to any watch collection.