Can You Spot a Real Pearl From a Fake?

June 25 (Bloomberg) –- Pearls symbolize status and have been highly prized for centuries. But when the Japanese started producing cultured pearls early last century, differentiating between "man-made" and natural pearls became important. Spotting the difference between a real pearl and a fake has become almost impossible - but increasingly important as antique pearl prices soar. (Source: Bloomberg)

Will the Turkey-Russia Standoff Escalate?
21:43 - Bloomberg’s Mark Barton charts the geopolitical fallout from the downing of a Russian warplane by Turkey. Barton takes a look at the Borsa Istanbul 100 Index, Iron ore and Thomas Cook Group.
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