Blue Moon
Top 4 in Top 10 Most Expensive Gemstones
What about Joseph Lau? That millionaire who bought his daughter a $28 million diamond? That didn't seem to satisfy the 7-year-old. Joseph Lau purchased a $48.4 million, a 12.03-carat stone called Blue Moon just one day after his multimillion-dollar purchase. In honor of his daughter, Joseph named it The Blue Moon of Josephine.
Lau's spokeswoman formally confirmed these lavish purchases, according to a newspaper.
By any measure, this gemstone is pricey, yet Joseph Lau could easily afford it. According to Forbes, Lau is worth around $13.5 billion, which is nearly $1.50 for every person on the earth.
Price: $48.4 million
Year Sold: 2015
Number of Carats: 12.03
Interesting Fact: Purchased for a 7-year-old