A pricey pink diamond smashed records today in Hong Kong when it sold for a glittery $2.2 million a carat—and $10.8 million overall. The 5-carat “vivid pink” wonder, which is near-perfect but not flawless, trumps the sale 15 years ago of a 19.66 carat specimen that went for a measly $7.4 million. “No stone has ever been sold for $2 million a carat,” a Christie’s exec says. Yet, it’s “probably one of the rarest stones I’ve ever seen.” (More pink diamond stories.)