In September, Bloomberg reported that her net worth had crossed the $1 billion mark.Theo Wargo/Getty Images for FLCSelena Gomez's net worth crossed $1 billion in September, according to Bloomberg's estimates.Most of her fortune comes from her beauty brand, Rare Beauty.She's "grateful" but finds it "distasteful" to talk about money, Gomez told Entertainment Tonight.Selena Gomez, 32, may be a billionaire, but she would rather not talk about it.During an interview with Entertainment Tonight's Rachel Smith at the New York Film Festival, Gomez opened up about her big achievement: reaching billionaire status."I'm very grateful.