NWT Seiko Solar Chronograph. New, never worn. Original box, papers, and extra links included. Model Number: SSC139 Reference Number: V172-0AK0 Black dial enhanced by luminous silver-tone hands. Silver and Grey stainless steel case with a silver and grey stainless steel band. Eco-Drive movement. 100 meters / 330 feet water resistance. Fixed bezel. Scratch Resistant Mineral crystal. Solid caseback. Push Button clasp. Pull / Push crown. Case size 44 mm x 12 mm. Band 20 mm x long. Seiko SSC139 Solar Watch. Two-tone watch featuring trio of subdials on black dial, date window at 3 o'clock position, and luminous hands/markers Features alarm settings, screw-back case, and solar movement powered by all types of light 43 millimeters stainless steel case with Hardlex dial window.When the measurement reaches 60 minutes the stopwatch automatically stops counting Japanese quartz movement with analog display Sculpted stainless link bracelet and foldover clasp with double push-button safety closure Water resistant to 100 m 330 ft: In general, suitable for swimming and snorkeling, but not scuba diving. Driving system - Step motor 4 pieces