TheStreet aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. You know how the "Gentleman Prefer Blondes" song goes: Diamonds ...

"I bought the 2 carat earrings over a year ago and they’re still super vibrant!" one shopper writes. "I wear them daily and I never take them off. I have super sensitive skin and they never ...