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Seiko Prospex Black Dial SUMO SPB101 Dive Watch
The Seiko SUMO Black Dial SPB101 $850 - Seiko Prospex SPB103 - Out of Stock The Sumo Seiko Dive watch is a classic. Maybe not as well known as the Turtle or the Tuna, but the Seiko Sumo is a handsome dive watch, with the watch's large numbers on the bezel and the large wide styling of the watch head. The Seiko Sumo has always been a watch that is harder to come by than the before mentioned Seikos. Baselworld 2019 gave us the introduction to a new more feature rich Sumo dive watch. The new version of the Seiko Sumo...