TAG Heuer, the prestigious Swiss sports watch and chronograph maker announced that the 17-year-old Russian tennis champion Maria Sharapova becomes its newest brand female ambassador, and is seen on a photo shoot in this undated publicity photograph. Sharapova, the winner of 2004 Wimbledon and WTA year-end championships has signed a long-term ambassador agreement with the Swiss watchmaking company covering product development, advertising, public relations and merchandising.