Deena's Silvertone Blue CZ Imitation Birthstone Clip On Earrings Our collection of Silver Tone Imitation Birthstone Stud Clip On Earrings come in a multitude of colors - these are for the month of September! Clip-on closure is secure without pinching too tight. Each earring has a round cut CZ stone that is prong set against a polished stainless steel, surgical metal backing. Simple clip-on studs may just become your new favorite signature jewelry item! 0.9 g per earring