The Most Valuable Items Stolen In This Year

The 50-carat diamond worth $1.8 million (£1.4m)

In October a loose 50-carat diamond was stolen from an unlocked display case at the International Jewellery Fair at Pacifico Yokohama, Japan. The gemstone, which belongs to a Japanese firm, has been valued at ¥200 million ($1.8m/£1.4m).