3.0 I like Helzberg's, but I don't love that they do not guarantee their products for virtually any length of time Except if you shell out further for the lifetime guarantee. I bought my granddaughter an "H" necklace & below 3 months later on, the chain clasp broke. I'd read https://caidenwvrjz.blogzag.com/75856105/5-essential-elements-for-men-and-jewelry