To be precise, there are only 149 watches left as the Limited Edition Grand Carrera Singapore timepiece numbered 1 of 150 that was autographed by TAG Heuer ambassador and defending world champion, Kimi Raikkonen, was auctioned at the MILK (Mainly I Love Kids) Charity Gala at Shangri-La Hotel on the same night for S$40,000 or about US$ 28,000.