View fullsize 1976 Gibson ES-175D [6.9 lbs] :: new stainless steel frets, bone nut and setup. [photo 2]From 1975-77, Gibson used an oval waterslide decal on the rear of the headstock as opposed to their commonly embossed serial numbers. At first I was not aware of this so my mind went immediately to “this is a fake!!”. After a bit of research, I was relieved to find that this was authentic and did not have to tell the client “bad news”. Good ol’ wacky Gibson serial numbers … Comment