Seiko 5 Sports SNXS ‘Deep black wash’ Classic Sports - SRPK89K1 Continuing the evolution of our long-standing Seiko 5 Sports SNXS series, this new watch adopts the design principles of these original Seiko 5s. Built to fit the theme of classic sports, this watch takes the essence of the 70s Seiko 5 Sports models and integrates them with modern specifications.