Seiko Prospex 145th Anniversary Limited Edition | HBB001K1

Movement: Seiko Caliber 4R35 Automatic with manual winding and hacking second-hand stop function (23 jewels)

Power Reserve: Approximately 41 hours

Case Dimensions: 41.7 mm diameter, 12.3 mm thickness, 49.5 mm lug-to-lug

Case Material: Stainless steel with screw-down crown and screw-down case back marked "LIMITED EDITION"

Bezel: Unidirectional rotating two-tone bezel with blue accents inspired by "Seiko Blue"

Dial & Crystal: Silver-white soleil dial with LumiBrite hands, indices, and bezel markers, protected by a curved Hardlex crystal

Bracelet: Stainless steel bracelet with chamfered center links, three-fold clasp, secure lock, push-button release, and dive extender

Water Resistance: 200 meters / 660 ft Diver's Water Resistance

Additional Features: Date calendar display at 3 o'clock and a strict global limited production run of 9,999 pieces