This is the Seiko AGS Kinetic GMT Flightmaster from 1997. In 1986 at Baselfair of Switzerland, Seiko announced what would become their AGS… | 𝕁𝔻𝕄 ℍ𝕠𝕣𝕠𝕝𝕠𝕘𝕚𝕤𝕥 (@jdm_horologist) on Instagram
Seiko AGS Automatic Generating System aus 1992 for $559 for sale from a Seller on Chrono24
Seiko AGS Day Date Automatic Mens Watch Authentic Working - Japan Pre-owned Vintage