Seiko Prospex Samurai Automatic Divers Men's Watch [SRPB51K1]. My Christmas present to myself. Wanted one for a while and saw a Black Friday deal I couldn't say no to. : r/Seiko
Seiko Prospex for $397 for sale from a Private Seller on Chrono24
Seiko Prospex Men's Black Watch - SRPB51 for sale online | eBay