Seiko 6106-8207 The crosshatching is the light coming through the screen. Received as a gift from partners uncle. Says he brought it back from Vietnam, but he wasn't sure. : r/Seiko
Sold at Auction: Men's Steel Seiko DX Automatic Cal 6106-8207 Green Hornet Circa 1970's.
Vintage Seiko DX Green Dial 6106-8207 JAPAN 1971 Automatic Men's Watch | WatchCharts
Seiko DX 6106-8207 Late 60's Automatic Watch | WatchCharts