From the late 90's. There were not many rectangular watches at that time. And the competition was fierce, between the Jaeger Lecoultre Reverso, the Cartier Tank, the Girard Perregaux Vintage 45 and a few others. Here is a white gold specimen I could see s...
I really like the art-deco-like minute track, the size of the numerals, and the spherical seconds track. Kind of reminds me a bit of Tron. The design of the case sides extending to the lugs, and the raised square plateau of the back. Beautiful!