SRP409J1] recently came across this. I don't much about the watch itself but I know these watches were released to celebrate the 50th anniversary of the Seiko 5. I really like the
Review - SEIKO 5 Sports 4R36-02N0 (SARZ047) Limited Edition | Wrist Sushi - A Japanese Watch Forum
Seiko SRP409 - Alpinist's Big Brother | WatchUSeek Watch Forums