3. 15 Although the past year has passed, I think there is still a chance to win, because although the platinum is not refunded now, it can be exchanged for more than half a year. At that time, the clerk didn't introduce you clearly, which was the fault of the clerk, but now you have no evidence. The only evidence is that your necklace belongs to Ba Jin. Explain that jewelry stores infringe on the legitimate rights and interests of consumers! You can consult a lawyer first. Consultation is free.