Just putting this out there, as it was what was in the back of my head during my earlier post: Lighstaber Build
... which details an incredibly well-done job. It would be really cool if someone made a Luke ROTJ build saber to the same level of detail for an edit, Revisited or otherwise. Theoretically, they could make it even cooler, since it wouldn't have to actually power the blade; there would be more room for in-universe components.