Off the back of Watches & Wonders, we round up the year's most covetable timepieces — from Van Cleef & Arpels to Rolex.

David DeCook, a resident of Minnesota, recently discovered a stunning 3.81-carat brown diamond while exploring Arkansas' Crater of Diamonds State Park with his family.

On today's show: the Planet Money Diamond (or whatever this sparkly rock turns out to be). We get it analyzed by the experts at the Gemological Institute of America. We investigate where it came from.

It used to take the Earth 3 billion years, 2,000-degree temperatures, a little carbon and a lot of pressure to grow a diamond. Now, a new machine can do it in five days. In Kerrville, Texas ...

India had a diamond monopoly in ancient times, lab-grown diamonds can restore it  Blue diamonds, which are rarer than blue moons, made headlines twice in the past three weeks. First, when Christie’s ...

There's a lot of pressure, the weight of the overlying rock bearing down, so that combination of high temperature and high pressure is what's necessary to grow diamond crystals in the Earth.