The stories behind the world's most expensive jewelry pieces — where they are now and the fascinating history they hold.

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Since jewelry can appreciate in price, sometimes buying an expensive set of gems is worth ... diamond necklace intertwined by 18-karat rose gold branchlets. With 874 diamonds of many shapes ...

Since jewelry can appreciate in price, sometimes buying an expensive set of gems is worth the investment ... hanging from a 229.52-carat white diamond necklace intertwined by 18-karat rose gold ...

Boasting over 39,300 5-star ratings, this set includes five different sized studs and comes in a number of gold and silver tones. Who doesn't love Kendra Scott jewelry? This best-selling necklace ...

Narrator: Even in the high-end world of jewelry, Cuban link chains are a symbol of luxury. This 18-karat gold chain is worth ... And is that what makes them so expensive? Somebody had to literally ...