dark green emeral is the most expensive thing on earth and olso i have some dark green emerald
The most expensive diamond, by definition, is priceless.
Red diamonds - are the rarest and most expensive.
pure diamond is the most expensive jewel
diamond
diamond
yes not only that but the most expensive gem of all at more than $200 million
First of all Diamond Isn't even an element, Platinum is the most expensive element of all.
Probably a red diamond, since it is the most rare natural colour.
Diamond, sapphire,emrald, ruby they all are expensive
The Hope is not the most expensive diamond in the world, because its purchase price remains confidential. Other large, rare and famous diamonds have changed hands, but not necessarily for money.
united kingdom
It is the Princies Chrities Diamond.