Ayrton Senna wore "Seiko Speedmaster"
Ayrton Senna wore a Seiko Speedmaster on his wrist before Tag Heuer sponsored him.
The face of this Speedmaster is arranged incline so that you can see it perfectly when you drive a car.
This watch was designed by Giugiaro.
About reproduction of Seiko SEIKOXGiugiaro speedmaster 2013
http://www.seiko-watch.co.jp/spirit/giugiaro/
Ayrton Senna Rally car test day1986
Source Web http://www.forocompeticion.com/foro/rally-internacional/8573-ayrton-senna-rally-driver.html
Ayrton Senna and Nelson Piquet race track at Rio de Janeiro -. 1986 (Jorge Meditsch)

Source Web http://robertacarrilho-div.blogspot.jp/2014/03/meu-tributo-ayrton-senna-porque-hoje-e.html
19. Ayrton Senna e Nelson Piquet no autódromo de Jacarepaguá, Rio de Janeiro – 1986. (Jorge Meditsch)
Ayrton Senna ride his bicycle at home

Source Web http://robertacarrilho-div.blogspot.jp/2014/03/meu-tributo-ayrton-senna-porque-hoje-e.html
18. Ayrton Senna em sua casa – 1986. (Lemyr Martins)