Time to Invest in Gold?

As governments implement their stimulus plans into infrastructure investments in order to rebuild their economies, CNBC investigates whether infrastructure investments offer attractive opportunities to investors. Paul Davies from PricewaterhouseCoopers and David Stevenson from Financial Times weigh in.

"An auction to remember" were the words of a Christie's top jewelry specialist after the auction house sold the 32-carat 'Annenberg Diamond' for a record $7.7 million. CNBC's Rebecca Meehan finds out whether money can be made in the glistening jewel and gem world.

Owning a classic car is often a childhood dream and in May this year the highest price ever reached at auction for a classic car was $12.2 million for a 1957 Ferrari Testa Rossa. But can classic cars really make you money? CNBC's Geoff Cutmore talks to Hardy Singh Sohanpal, co-founder of the Historic Auto Group, and a range of other experts to find out.

Fakes and forgeries are widespread in the sports memorabilia world. Whether you’re a serious collector or a casual hobbyist, there are ways to protect yourself and your investment. CNBC's Brian Shactman reports Major League Baseball is leading the fight against fraud.

Marshall Fogel, one of America’s top collectors of sports memorabilia, gives the public a glimpse of his prized possessions, including rare items from Babe Ruth, Mickey Mantle, and Ty Cobb. CNBC’s Darren Rovell says their value is more than just sentimental.

Watches are not just accessories that tell you the time, they are also investments. CNBC's Carolin Schober finds out how you can clock up profits in the watch industry. Aurel Bacs, international co-head of the watch department at Christie's, discusses the value in the timepiece market.