From a Persian prince to the American “jeweler to the stars,” the world’s largest cut blue diamond has a lengthy history.

The Idol’s Eye, a precious 17th Century gemstone, became the center of a dispute between art collector Sheikh Hamad bin ...

The Emir owns The Katara, one of the world's most luxurious and expensive mega-yachts, priced at nearly $400 million.

A cousin of Qatar's ruler lost his fight at London's High Court on Thursday against another branch of the Gulf nation's royal ...

A member of Qatar’s ruling family has failed in his attempt to force a rival royal faction to sell him the world’s largest ...

A Qatari royal and a takeover pro have teamed up and are mulling a bid for the struggling $1.4 billion pizzeria.

The pale blue stone has passed through the hands of royals, art collectors, sultans and aristocracy – but who does it belong to now?

This week, however, the tiny, pale blue stone made headlines around the world as the subject of a bitter court battle between two branches of Qatar's royal family. For a diamond found in 1600 and ...

Al-Thani family also owns Qatar Amiri Airlines. Established in 1977, this airline was created exclusively for the royal ...

Qatar's multi-billionaire Al-Thani family went ... The sheik is a leading figure in British horse-racing and senior members of the Royal Family, including the King and the late Queen, have been ...

The dispute over the "Idol's Eye" diamond pitted art collector Sheikh Hamad bin Abdullah Al Thani, cousin of Qatar's ruler ...