Large gold link necklace w/dark gray links & cz's

gold tone links (almost dull) dark gray metal center links clear sparkly cz's/crystals gold tone claw closure unbranded worn a few times. Noted flaws- marks on links from where they move around. Very light rubbing marks from where some color has been removed, again from links moving around. You can see join marks and where links don't meet flush. No missing crystals. Otherwise, good condition.