1 Monetary policy involves influencing the supply and demand for money through interest rates and other monetary tools.  Monetary policy is usually conducted by the Central Bank, e.g. UK â Bank of England, US â Federal Reserve.
The biggest yellow diamond, a 100-carat one, was sold in Geneva for $16.3 million. A private buyer acquired the Graff Vivid Yellow at a Geneva jewellery sale in Sotheby's auction house. Reuters reported that it was a world record for the jewellery auction of a yellow diamond, according to David Bennett, the chairman of Sotheby's Switzerland.
The largest diamond in more than a century has been uncovered in Botswana and could fetch more than Â£25million. Roughly the size of a small orange, the 1,111 carat diamond is the largest gem quality stone to be found since the 3,106-carat Cullinan diamond was uncovered in South Africa in 1905.