3.0 I like Helzberg's, but I don't love that they don't guarantee their products for virtually any length of your time Unless of course you shell out added for your lifetime warranty. I bought my granddaughter an "H" necklace & under three months afterwards, the chain clasp broke. I'd browse https://stephenfswad.blogocial.com/the-fact-about-jewelry-jewelry-stand-that-no-one-is-suggesting-67731711