Jaeger-LeCoultre’s Reverso was first released in 1931 ... The hand-wound cal. 179 movement has a gyrotourbillon visible on both sides, with a skeletonized dial on one side and an open heart on the ...

There is perhaps no brand which embodies this better than Jaeger-LeCoultre ... Here, the brand's signature gyrotourbillon is built into a dial laden with geometric patterns.