Top 8 Most Expensive Gemstones

No. 6: Painite

Painite-

Price tag: $50,000 – $60,000 per carat

This gemstone, named after Arthur C. Pain, has an orange red or brownish color and is naturally shaped as a hexagon. The price of Painite used to be even higher, but it has slightly dropped after large deposits have been unearthed in Burma.