Hi, I would like tu buy this Fender Jazz Bass original 1978, but I´m not shure if it´s true. I give you the link of bass publication, and a video of his owner playing it. Thanks! http://articulo.mercadolibre.com.ar...ss-vintage-original-usa-ano-entre-74-a-77-_JM Serial Number of this jazz bass ´78: S853329 P.D.: The owner says that the bass is older than 1978.