In our new series, Charlotte Mullins explores the visual history of the British Isles in 50 treasures. Her second instalment ...

There are certain accoutrements that rulers across time appear to have agreed are necessary symbols of power. You probably want a crown, which might be made of precious metal, leaves, or possibly even ...

The jewel measures 2.4 by 1.2 inches (6.2 by 3.1 centimeters). Its design consists of dozens of small cells filled with ...