I choose not wear either, mostly because I don't like jewelry, I wear my wedding ring proudly but other than that, I'm good. The cross and the crucifix are the same to me, they represent sacrifice and hardship, things that are a big part of life for Christians and non-Christians alike. HE paid an outrageous price for us and I say wear it proudly either way, but represent it the way it deserves, not as an idol or a fashion statement but a reminder of all HE has done for this broken world,