It weighed 163.41 carats and was set on an emerald necklace. The most expensive clear diamond in the world is the famous Great Star of Africa, which weighs 530.2 carats and is worth at around $400 ...

The Year of the Snake makes this an especially auspicious time to collect this jewelry icon, but vanguards understand that ...

Featuring a five-carat emerald ... third-most expensive royal ring is the Duchess of Sussex, whose three-stone diamond style is worth £150,000 ($193,000) or more, according to the jewelry expert.