Orologio svizzero Rolex Oyster "Speedking" anni '40 17J SS 30mm quadrante beige funzionante #4220
This is a 1940s Rolex 17 jewel (Rubies), stainless steel, Rolex Oyster "Speedking" Swiss Watch. The reference number on inside back case is 4220. The hallmarked crown is original to in the older style Rolex design.