This Cartier baguette -shaped watch with a sliding ("coulissante") cover concealing the dial , is powered by a Jaeger-LeCoultre Duoplan caliber . credit: @alexstevensvintage The Jaeger-LeCoultre Duoplan is a family of four calibres taking normal-sized wat...
JLC has done its own examples of the Duoplan Coulissante, but this particular Cartier example has a lot of charm. Best, Emmanuel credit: Antiquorum & Jaeger-LeCoultre ...