Regardless of the type of stone that you want, you can buy natural, lab-created, and simulated stones on eBay. When buying any type of gemstone, even simulated stones and fashion jewelry that are often made with these stones, you want to pay attention to a few things.
Read a full breakdown of the methodology here. Below, we've highlighted the 15 states that clock in on the most expensive side of the spectrum, with Rhode Island earning the No. 1 spot. Notoriously expensive locales such as Hawaii and New York made a showing in the top 10 as well.
Of the 10 most expensive cities, five are in Asia. Singapore came out at No. 1, followed by Hong Kong. The third-most expensive city is Zurich, Switzerland, the city with the highest cost of living in Europe. Tokyo and Osaka, both in Japan, are fourth and fifth, followed by Seoul, South Korea. Geneva, Switzerland, and Paris tied for seventh, and New York and Copenhagen tied at No. 9.