ROLCO watch (today ROLEX ) - 1930s working - silver dial with printed index 9K gold case (6-7 grammes probably) Case size mm 25. Perfect mechanism. On the back there is a small fold (see photo) Being a very old watch, there is no box or documents Leather strap 19 cm (watch included), width 1 cm (at the lug) Delivery via registered mail or courier service with tracking. BRIEF HISTORY: The Rolex SA was founded in 1905 by Hans WILSDORF and ALFRED DAVIS with their original name that was later changed to Rol Company (ROLCO) and was originally based in London. They initially confine themselves to import watch parts Switzerland to assemble them in England. The movements were produced by Hermann Aegler on his own, which afterwards became a partner. The first watches the firm produced had the "W & D" initials visible inside the case. --