All of the preowned watches purchased by us meet a tough set of inspection and quality controls. All watches are checked by our trained personnel. Every Cartier watch sold will have our guarantee of authenticity after inspection. We also offer a one year guarantee on all our vintage, preowned Cartier watches. Watchcentre.com are always eager to buy genuine preowned Cartier watches and welcome details of any watches you might wish to sell or trade. We look forward to serving you now and in the future.