Seiko srp639k1. She's brand new and I can't stop looking at her. My first seiko, first automatic and the fourth watch in my humble watch collection. : r/JapaneseWatches
Gab Store - Seiko BABY TUNA Prospex Model: SRP639K1 P17,200 Free shipping Rubber Strap Automatic Movement Caliber 4R36 Hardlex Crystal Black Dial Luminous Hands And Markers One Way Rotating Elapsed Timing Bezel