Seiko Presage Style '60 Open Heart Auto.

The SEIKO PRESAGE STYLE '60 Automatic features the reliable 4R39 caliber, combining automatic movement with manual winding and a power reserve of approximately 41 hours. Its 24-jewel mechanism includes a 24-hour hand and a stop second hand function for precise timekeeping. Crafted from stainless steel, the case measures 40.8mm in diameter and 12.8mm thick, with a lug-to-lug length of 47.0mm. A box-shaped Hardlex crystal protects the dial, enhanced by LumiBrite on the hands and indexes for improved visibility. The watch offers 5 bar water resistance, a three-fold clasp with push button release, and a see-through screw case back, all weighing 140 grams for a balanced presence on the wrist.