Cartier 18k White Gold Tank Americaine Chronograph B&P

An 18k White Gold Tank Americaine Chronograph, silver dial with roman numerals and a secret signature at \'X\', quartz chronograph movement, sapphire glass, black leather strap with an 18k white gold deployant clasp, date sub dial at 12 0\'clock, in excellent condition, comes with an original box and papers dated October 2002.