Vintage men`s stainless steel Ulysse Nardin Anti-magnetic chronograph wristwatch, constant seconds, minute register, tachymeter, and telemeter scales. Original stainless steel snap back case. Silver Ulysse Nardin dial. Swiss made Ulysse Nardin 17J gilt mechanical manual movement. Comes on a generic blue leather strap with crocodile pattern. The approximate diameter is 37mm without crown. Runs and stops. Needs overhaul.