Cartier - a Santos De Cartier chronograph watch, 40mm. Cartier - a Santos De Cartier chronograph wrist watch. Stainless steel case with ADLC-coated bezel. Case width 40mm. Reference 4183, serial 348766AX. Automatic movement. Silvered dial with Roman numeral hour markers, subsidiary recorder dials to three, six and nine, date aperture to six. Fitted to a signed black rubber strap with stainless steel deployant clasp. Box and papers.