2019 NEW Seiko Prospex Green Sumo SPB103J1 | Strapcode
Seiko Prospex PADI SE King Sumo Gradation Diver's Men's Blue Rubber St – Prestige
Seiko's LATEST Blacked Out SUMO SPB125J1 LE | Strapcode
Seiko - Seiko Prospex diver's watch known to many as the 'Sumo'. This watch has long been a Seiko favorite and it is now updated with a longer power reserve (70 hours)