The birthstones in the UK birthstone calendar are based on historical traditions. Each stone has been prized as a gemstone for centuries. Many people feel a strong association with their birthstone and enjoy receiving birthstone jewellery as a gift. The stones are also worn for their intrinsic beauty and the UK birthstones chart includes the best stones that the natural world has to offer. Each gemstones has its own characteristics that make it suitable for wear in different types of jewellery.