The Seiko Presage SPB523J1 is a mechanical watch featuring the 6R51 automatic movement with manual winding capability. It offers a power reserve of approximately 72 hours and operates with an accuracy of +25 to -15 seconds per day. The watch has a stainless steel case with a super-hard coating, measuring 36.0mm in diameter and 12.5mm in thickness. It is equipped with a dual-curved sapphire crystal with anti-reflective coating on the inner surface. The timepiece includes a see-through and screw case back, providing water resistance up to 10 bar. The bracelet is made of stainless steel and features a deployment clasp with push button release. The dial is light brown, and the watch includes a stop second hand function. Reference number: SPB523J1.