18k Yellow Gold Cartier Tank Wristwatch, Ref. W1018755 – Iconic and sophisticated, this Cartier Tank wristwatch features an 18k yellow gold 24mm case, reliable Quartz movement, and a classic Cartier black leather strap (shows some wear). A timeless design from 2009, it comes complete with the original box and papers, ensuring authenticity. Reference #W1018755. Appraised Value, $7,500.00.