Certina Watch DS-8 Powermatic 80 C0334072203100. Certina has maintained a constant commitment to the sporting field, and particularly to motor racing, supporting a number of great sport stars such as Mike Doohan, Alex Criville, Petter Solberg, Sete Gibernau, Thomas Luthi, Timo Glock, Robert Kubica along with others including boxing legend Muhammad Ali.