CARTIER "Tank". Wristwatch, rectangular case in 750°°° yellow gold, white dial, Roman numerals, railway track, blued steel hands, crown adorned with a cabochon blue stone, black lizard leather strap, folding clasp also in 750°°° yellow gold. Quartz movement (recent battery). Dial, back, movement and buckle signed. Ref. 83717753, case back no. 5157 and movement no. 90. Case size: 30 x 23 mm (large model) Gross weight: 38.8 g Accompanied by a pouch and its purchase invoice from the company dating from 1987. Good condition, two small dents on the case back, tiny scratches, worn bracelet. All the watches were functionally tested when the catalogue was written and here the study gives an opinion (functional or not). However, the accuracy of the movements is not guaranteed, nor is the functioning of the watches after the sale. After purchasing a second-hand watch, it is always advisable to have it serviced.