You could just use a simple highlight. From the refs I checked the reflections are really diffuse and non distinct. Just did a quick test. Seems to look ok, I dont know. Works differently on flat surfaces doesnt reflect all the details.
I did it this way: Darker, strong saturated yellow/brown Diffuse and brighter yellow for the Specular. Though my gold could look better I suppose, well I am no expert. http://fc08.deviantart.net/fs71/i/2010/077/8/a/Coresword_2___Details_Sheet_by_The_5.jpg I don't want to be a attention whore posting that picture, but there…