SEIKO ASTRON 5X53シリーズ シリアル891034 時計 - 時計,The Astron GPS Solar KOJIMA PRODUCTIONS Limited Edition. In 2021, Seiko teams up with KOJIMA PRODUCTIONS to create an Astron watch that fuses the Dual-Time 5X53 Caliber with a design inspired by,SEIKO ASTRON GLOBAL LINE 5X SERIES GPS SOLAR SBXC053 MADE IN JAPAN JDM,Amazon.com: ASTRON(アストロン) Seiko Astron SBXC153 GPS Solar Watch, GPS Satellite Radio Watch, Core Shop Exclusive Distribution Limited Wristwatch, Men's ,SEIKO ASTRON GLOBAL LINE 5X SERIES GPS SOLAR SBXC053 MADE IN JAPAN JDM