Audemars Piguet Antique Extremely Skinny 18 Ok. Yellow Gold. Signed and Retailed by means of Van Cleef & Arpels Chicago. Is also some of the thinnest watch ever made . Guide Winding. Ref 433. From the 60’s/ 70’s very explicit engraving at the Caseback. Works Completely. One Yr MazalFortuna Papers. Condition is “Previously owned”.