SEIKO-PROSPEX SPEEDTIMER MECHANICAL SPB513 Black bezzel The case back for this

The case back for this model features a 3D laser engraving of the K2 mountain that is depicted with incredible color

and 12-hour and 60-minute chronograph recorders on the subdial at 3 o’clock

NEST03YNB008

radio-controlled solar power delivers precision timekeeping powered by light

Dial Has Jewels: No

SEIKO-PROSPEX SPEEDTIMER MECHANICAL SPB513 Black bezzel The case back for thisProspex Speedtimer Mechanical. Seiko Prospex challenges every limit with timepieces created to exceed expectations, engineered with superior style and innovative technology for the sea, sky or land. Driven by a heritage of iconic design, Prospex continues to keep going forward with excellence in precision timekeeping, crafted for the modern world. Based on Seikos Speedtimer models of the past, this powerful creation offers superior timekeeping