Russia’s Most Expensive Diamonds to Be Sold Online

carat – n. unit for measuring the weight of jewels and the purity level of gold

diamond – n. extremely hard, clear stone that is very valuable and often used in jewelry

dynasty – n. a series of rulers from the same family

polish – v. rub something to make it smooth and shiny

auction – n. public sale at which things are sold to people who offer the most money