Gold 3 piece burberry bikini set

this bikin was worn 3 times it's a gold color 2 piece string has a swimsuit cover skirt with belt skirt is a M but is bigger bikini is a L flaws- a very very light purple stain on skirt, I'm not sure if this can be removed, see pics. the metal Burberry tag needs to be re-sewn on bikin is in good condition this set was over 600 dollars in 2007. and I don't see it listed anywhere