The fancy vivid yellow diamond, known as the New Sun, is 100-carats and is described as having a rich honey golden colour. It was created from a 236-carat rough discovered in Yakutia in 2020.

You’ve got a lot of details to look after, not least of which is the ring. So why not take some of the pressure off and just 3D-print the thing? No, a cheesy PLA ring is probably not going to ...