Fro your consideration and ultra rare and almost impossible to find Rado first stainless steel wristwatch. Made during the end of 1930 s´ or beginning of 1940 s´. For men. Very thin case. It has a high grade swiss 17 jewels AS movement modified and improved by Rado. Triple signed (case, dial and movement). Cleaned, oiled and keeping time. Very good original condition with signals of use consistent with age. A plastic sheet has been used to cover back and to protect marks and serial number (can be removed by hand). Signed on back: RADO / SWISS / ALL STAINLESS STEEL / 13564. One of the rarest Rado wristwatch for demanding collectors. Measures are 35 millimeters (diameter) X 40 millimeters (lug to lug) X 36 millimeters (wide including crown). Shipping cost via Fedex certified with tracking code is free (2 to 5 weeks to arrive). If you have any question, please do not hesitate to contact me. Thank you for your visit.