Three.0 I like Helzberg's, but I don't love that they do not guarantee their products for just about any length of time Unless of course you fork out excess with the lifetime warranty. I bought my granddaughter an "H" necklace & under 3 months later on, the chain clasp broke. https://premium-office-chairs-nea40594.bloggadores.com/31188114/rumored-buzz-on-jewelry-don-roberto