From the PRX Collection. If you’re looking for a sleek watch with an authentic `70s feel, look no further than the PRX Chronograph. Created for those with an eye for design and packed with twenty-first century features in a Tissot case shape from 1978, the PRX is a must-have on every watch fan’s wish list. Made in stainless steel with a polished finish and a beautifully contrasting blue dial.