Save almost £6,000 on this nearly new Cartier large model Ballon de Bleu watch. 2015. Cartier UK list price is £15,100. 42mm case. Cartier 18ct folding clasp. Convex sapphire crystal glass. Guilloche dial. Date at 3 o'clock. Fully automatic self-winding movement. 18ct rose gold case and clasp. Original Cartier box and papers. Available in store immediately.