Wonderful Cartier collection privee Rotonde day and night watch with retrograde or semi-sweeping time function. 43.5mm diameter case. Solid 18ct white gold case and folding clasp. Extremely rare watch with an exhibition case back revealing the very finest of hand assembled mechanical movements. The nearest equivalent watch that Cartier has retails for over £37,000. Available immediately from Armour Winston Ltd - by far the oldest dealers in fine pre-owned Cartier watches.