Without a single witness, prosecutors said the crew stole 24 bags from a Brinks truck filled with Rolex watches, diamond ...

Christie’s New York Magnificent Jewels auction totaled $87.7 million with 100% of the lots sold, a record for a various-owner ...

But then the results started coming in: $14 million for the Marie-Thérèse pink diamond; $11.3 million for the Blue Belle ...

Update: The carved emerald just sold for $6.2 million at auction, over double the original estimate. The original story on ...

Piaget debuted its new Extraleganza high jewelry collection which played to bold shapes, vibrant color, and plenty of the ...

The Marie-Thérèse purple-pink diamond, a 10.38 carat stunner, fetched a record $13.98 million at Christie's Magnificent ...

The stolen jewelry includes a ring of diamonds intricately woven between pools of amethyst, earrings made with six different ...

Although Claire-Laurence Mestrallet, head of jewellery at Adam’s, must still be reeling from the sale of the Kashmir sapphire ...

A necklace bearing diamonds and emeralds took the spotlight at a recent New York sale at Bonhams, raking in $597,000 against a $180,000 upper estimate. The piece is composed of approximately 116.50 ...