SSJ017 6R64 LumiBrite hands

LumiBrite hands

The first SKX design to offer a two-tone case

beige-tipped second hand

The bold black dial features lumiBrite hands and markers

Highlighted by a brilliant blue dial with gradated tones

SSJ017 6R64 LumiBrite handsAstron GPS Solar Limited Edition. With the strong, sleek lines of the Seiko Astron, the worlds first commercially available quartz watch, todays Astron is designed for a new generation of leaders, breaking through to the future with excellence in both innovation and style. Available only in a controlled production run of 1,500, with the serial number engraved on each caseback, this distinctive Limited Edition, with its perfectly sculpted octagonal