SEIKO's Iconic collection the SEIKO 5 series. Be disruptive, find your own style, with Seiko 5 Sports. SEIKO 5 series was first introduced in 1963 and has been an integral part of the SEIKO watch family ever since. 2019 sees the SEIKO 5 series take on a new modern look, and a new SEIKO 5 logo, but this robust collection maintains the hallmarks of the very first inception. SEIKO 5 Sports has partnership with Supercars as the offical timepiece of the Repco Supercars Championship, offering fans a special edition models.