SPB103J1] My daily beater. Love this watch : r/Seiko
Seiko - SPB103J1 - ProspexMare Seiko for $655 for sale from a Seller on Chrono24
My Eastern Watch Collection: Seiko Prospex Green Sumo SPB103J1 (similar to SPB101J1) - Continuing the Tradition with Further Improvement Possible, A Review (plus Video)