Ah, the engagement ring - the good old-fashioned way to start angry arguments. If you say it doesn’t have to be valuable, you’re unromantic and crass. If you say it has to be expensive, you’re materialistic and shallow. It’s like when a woman asks you if she’s fat - there is no correct answer. So here’s what we’re going to do. We’re going to advance an opinion on what the price of your engagement ring says about your relationship.