Seiko SRPL55K1 with 4R36 automatic mechanical movement, 21600 vibrations per hour and 24 jewels.

Power reserve of about 41 hours.

Stainless steel case 37.4 mm in diameter. Speddore 12.52 mm. Distance between lugs 18 mm. Transparent screw-down case back. Crown at 4 o’clock.

Water resistance up to 10 bar/100 meters.

Slightly domed tempered mineral glass.

Blue dial with gold indexes and hands visible even in the dark. Seiko logo at 12 o’clock and day/date box at 3 o’clock.

Stainless steel adjustable bracelet with butterfly clasp with release buttons.

Accompanied by official Seiko packaging and warranty.