Seiko Prospex Speedtimer Solar Chronograph SSC917 SEIKOLUX available only in a controlled-production

available only in a controlled-production run of 3

the Khaki Field Expedition is tough when you need it

With the Commander Gradient Swiss watch

The patterned white dial features a date calendar and LumiBrite hands and markers

Khaki Navy Frogman Auto PVD Black / Black Rubber

Seiko Prospex Speedtimer Solar Chronograph SSC917 SEIKOLUX available only in a controlled-productionDesign inspired by Seiko's 1969 Speedtimer, one of the world's first automatic chronographsPowered by light energy no battery change required6month power reserve once fully chargedChronograph measures up to 60 minutes of elapsed time in 1 5second increments with split time measurement functionBlack dialDate calendar24hour subdialVivid green LumiBrite hands and markersCurved sapphire crystal with antireflective coating on the inner surfaceDualtone