Tank Cintrée — Cartier Paris

The original Cintrée, designed, made and sold in Paris in the early 1920s. Cases were first made in the Paris workshop around Swiss movements; later Jaeger delivered complete watches. Movements, even when signed European Watch & Clock Co. (the Cartier–Jaeger joint venture), were made by Jaeger. The first versions had a tall, pointed sapphire cabochonCabochonA stone polished into a smooth dome without facets. In watches, cabochons can decorate the crown or dial; the term describes the cut rather than a particular gemstone..