Valuing diamonds and the broader diamond "market" is virtually impossible. That makes diamond investing a risky venture best left to insiders and seasoned professionals.
Billionaire Warren Buffett is auctioning off an all-you-eat tour of the See's Candy factory in California to benefit an education nonprofit.
A new survey shows that a majority of families worth $30 million or more are focused on growth rather than preserving capital. That's up from last year's rate of 47 percent.
A 1954 Mercedes Benz Formula One racer just became the most expensive car ever sold at auction, having fetched $29 million.
The price of an Apple-1 computer sold at auction marks a huge increase from its 1976 sale price and shows how rare, highly prized vintage electronics are becoming a class of collectibles.
To meet China's demand for luxury goods, Chinese billionaire Wang Jianlin plans to invest $1.6 billion on a yacht maker and a London hotel.
America may be falling behind the rest of the world when it comes to creating entrepreneurial wealth, a study shows.
A new study found that the world's 2,170 billionaires hold an average of $31 million each of art, equal to 0.5 percent of their net worth. Here are the top 10 holders.
Family offices are becoming major players in financial markets. A string of billionaire hedge funders have transformed their funds into family offices. Could SAC be next?
The two-day auction of 1,200 bottles of wine from the Elysee Palace is on pace to surpass its estimate of $300,000, helped by the sale of a 1990 Petrus for $9,400.
Investors have a hard enough time reading 10-Ks and keeping up with corporate earnings. Now they're going to have to monitor Facebook and Twitter, too.
Wealth managers go where the money is, and the technology capital is flooded with the next crop of the newly rich.
A huge diamond unearthed in Botswana commanded an unearthly price of $26.7 million from Christie's auction house Wednesday amid the spring ritual of well-heeled bidders flocking or phoning in to Geneva's luxury sales.
Feeling lucky? Well, no one won Wednesday night's $360 million Powerball lottery, and the jackpot for Saturday's drawing is soaring.
Michael Novogratz of Fortress Investment Group said the art market is "100 percent a bubble," and he predicts it will be the next gold.
The world's largest auction houses will host "blockbuster" sales of contemporary art this week, as buyers' tastes shift away from pre-19th century "Old Masters", a fine art expert told CNBC.
The first of the big spring auctions began Tuesday night at Sotheby's, as bidders put money on their walls rather than in the shakier financial markets. The New York Times reports.
What are art lovers interested in this spring? A peek at the billion dollars worth of art on offer at Christie's and Sotheby's.
Flush with cash, big investors have bought at least 55,000 single-family homes across the U.S. in the past year, and home buyers say it's hard to compete.
A recent jump in investors' confidence has been driven by millionaires, while the merely rich remain unconvinced that the recent stock market rallies are real, a new survey said.