3.0 I like Helzberg's, but I don't love that they don't warranty their products for virtually any length of time unless you spend additional for the lifetime warranty. I bought my granddaughter an "H" necklace & a lot less than three months afterwards, the chain clasp broke. I'd go through https://tituszcfdi.wizzardsblog.com/31763184/the-definitive-guide-to-kendra-scott-cross-necklaces