A Stainless Steel Panthre Ruban Wristwatch, Cartier, Ref. 2420, 17.00 x 16.75 mm case dimensions, mother-of-pearl dial signed CARTIER with secret signature at 10 o'clock, blued steel sword hands, case back secured with four screws, quartz movement, case integrated into the brick link bracelet, double deployant clasp. Case back stamp: 56171 PB 2420.