SFJ005 Leather framed by a dark gray

framed by a dark gray uni-directional rotating elapsed timing bezel

Visible through the screwdown see-through caseback

and double deployment clasp with push button release

green uni-directional rotating elapsed timing bezel

this stylishly retro watch offers authentic lines with both durability and all-day excellence

SFJ005 Leather framed by a dark grayProspex Speedtimer 40th Anniversary Limited Edition. Designed for those who treat life as the ultimate adventure, Seiko Prospex keeps moving forward, meeting every challenge with technological excellence and winning design. This extraordinary Limited Edition, available only in a controlled production run of 4,000, with the serial number engraved on each caseback, celebrates the 40th anniversary of the first analog quartz chronograph equipped with a 1