25668PT, Perpetual Calendar Skeleton, Platinum 25573 featuring the now famous broad

featuring the now famous broad arrow hand set

fine hand bevels

It features a 37mm steel case which references mid-century Calatravas with its own take

Moser & Cie signature in the lacquer layer

Despite its ambitious specifications and Genta design

25668PT, Perpetual Calendar Skeleton, Platinum 25573 featuring the now famous broadA ref. 25668PT Perpetual Calendar Skeleton, the ultimate evolution of the original 5548, produced from 1988 until 1993 to celebrate the resurgence of complicated mechanical watchmaking to Switzerland. In platinum, just 79 examples of the 25668 were created. This particular example comes from the original family, having lived in a safe most of its life. It is a benchmark example.