Pearls, black opal, and Chocolate Diamonds are highly sought-after gems. Although demand is part of what drives up their cost, there are many other factors that determine their value, including colors and sizes.<br /><br />Timecodes<br />00:00 Why pearls are so expensive<br />00:00 Why Chocolate Diamonds are so expensive<br />00:00 Why black opal is so expensive<br /><br />Original videos linked here: <br />Why Pearls Are So Expensive<br />https://youtu.be/O0ihGlsLL1Y <br />Why Chocolate Diamonds Are So Expensive<br />https://youtu.be/OtyD9EXB2pA <br />Why Black Opal Is So Expensive<br />https://youtu.be/RA9wxEbnhVU
