No it doesn't wear off, it doesn't really tarnish...and looks great with the summer tan. ;)
Okay... maybe a little more information is needed-
Gold filled looks and usually wears as well as karat gold. Often referred to as rolled gold,. Gold Fill jewelry is very hard wearing and should last a lifetime under normal wear conditions. Heres a little more info on this fabulous material along with some of my newest designs using gold fill chain and wire.