Colombia produces the world's most expensive emeralds — a treasure that's been fought over for centuries.

You might soon feel the pinch on everyday items like coffee and luxury items like emerald rings after President Donald Trump announced a 25% emergency tariff on Colombian imports Sunday.

The facility is far more than just another jewelry store: it doubles as a museum. Visitors to the museum learn about the history, techniques and heritage around emeralds and gold. Then ...

She upped the ante with her jewelry, which included layers and layers of green Colombian emeralds from Lorraine Schwartz jewelry (over 300 carats, actually), including a gem necklace, dangly ...

Ask Prince Aga Khan, who commissioned Cartier Paris in 1960 to create a Colombian emerald ... sold for only $75,000. "The ...