This watch from the Seiko Prospex collection boasts a high-precision mechanical automatic movement with an approximate power reserve of 70 hours. Its 42mm stainless steel case has a hardened coating and water resistance up to 200 meters, making it an ideal watch for divers. The dial features a stop-second hand function and a calendar function for added practicality. Additionally, the unidirectional rotating bezel and screw-down crown provide increased security underwater. The bracelet features a non-adjustable folding clasp with a push-button release and a triple folding safety clasp. The hands, markers, and bezel are illuminated with the LumiBrite technology for enhanced visibility in low-light conditions.