Approx.57mm diameter, 18K gold plated, hand winding, key winding for the automatic machines, the decentralized dial with central second, on the side figure machine with 4 automatic machines that set in motion at the time of wake-up, the back of the hidden erotic figure machine, almost as good as new, functional, with original key! The version with the additional erotic machine is very rare and was launched in the 1980s as a "Romance" model (https://www.cortrie.de/go/BDY).