idlewild jewelry wholesale I have a gold necklace of about 3 grams, because I need to use money and want to sell it, but I don’t understand this.

idlewild jewelry wholesale I have a gold necklace of about 3 grams, because I need to use money and want to sell it, but I do n’t understand these. I ’m a little bit of money to tell me how to sell less and how much can I sell?