The care tag is missing. I believe the age is from the 62s. It looks to be in good condition for its age. There are some minor frays, so please check the images. I think the last production year for the M51 was 1962. It has an aluminum zip, an aluminum zipper. I don't know the size, so I'm listing it as L. The base of the zipper is slightly concerning if handled roughly. Please consider! Length: 76cm Shoulder width: 47cm Width: 53cm Sleeve length: 54cm Sleeve + Shoulder Length: 77cm Please purchase if you understand vintage clothing. There may be stains or damage that I couldn't identify. Please allow for approximately ±1cm due to amateur measurements. Feel free to ask any questions! I have many other great items, so please take a look (^^) A1475