Seiko Astron Gps Solar 7X52-0AE0 for $1,500 for sale from a Private Seller on Chrono24
Baselworld 2016: Seiko Astron, Presage and Prospex Live Report | WatchUSeek Watch Forums
Seiko Watches Malta - The Astron GPS Solar World-Time Limited Edition. The design was inspired by the idea of the earth at night, as it might be seen from a GPS satellite.
Baselworld 2016 - A New Seiko Astron GPS Solar Caliber - 8X22 - Arizona Fine Time