The Seiko Prospex SPB241J1 is a men's automatic field watch, part of the "Alpinist" series. It features a 38mm stainless steel case with a sapphire crystal. The black dial is complemented by silver-tone hands and indices, all coated with Lumibrite for improved legibility. Powered by the 6R35 automatic movement, it offers a power reserve of approximately 70 hours. The watch is water-resistant up to 200 meters and comes with a stainless steel bracelet with a three-fold clasp with push-button release.