AW Factory's latest Cartier reversible tank Cartier's Tank Reversible series was born in 1932, which is the predecessor of today's Tank Basculante. It is based on its famous rectangular tank shape, coupled with the function that the watch body can be flipped, this function is called Cabriolet, which means a covered carriage in French, takes the form of the flipping process to retract and retract the roof. The watch case is made of electric platinum and is paired with an American alligator leather strap. The dimensions are 31m long, 26m wide and 4.8cm thick.