Often called the "red emerald," red beryl is 1,000 times rarer than gold ... This chameleon-like gemstone is famed for its color-changing properties, shifting from green in daylight to red ...

Known for its deep red hue, rubies are highly prized and valued at around $4,625 per carat. One of the hardest and most sought-after gemstones, diamonds cost approximately $9,502.13 per carat. A light ...