My Eastern Watch Collection: Comparison between various Seiko Prospex divers - Thickness, wearing comfort, etc.
SBDX017 & SBDC031] my MM300 and my Poor Man's MM300. Modded a Sumo into a PMMM some 5 years ago and later replaced it with a real one when I could afford
Seiko Sumo SBDC003 and Seiko Marinemaster SBDX001 - YouTube
Reliving the Golden Age of the Professional Diver: The Baby M.M. "Redu – Gnomon Watches