Precious stones in all colors of the spectrum. While sapphires, rubies and emeralds, which come first to mind when one thinks of a colored gemstone, there are many other beautiful colored gemstones to consider. Among the gems associated usually with one color, there are gradations and variations thereof. A sapphire, for example, blue comes in many different colors, depending on where it comes from. But sapphires in pink, yellow and green come.

The precious jewels of color in the deep, rich colors. While sapphires range from light blue, almost black, are the most valuable a rich, deep blue. The same applies to Ruby. Although they also vary in color from light to very dark and cloudy, the highest color value is a pigeon blood, a blood-red rubies, which degraded formerly known as Burma.

The most expensive emeralds are a deep green, although emeralds come in a wide range of colors, from yellow-green to blue-green. All colored gems and stones clear, professionals rely on cut and polished to show the colors of all shades and brightness.

In general, the deeper and richer the color, the more valuable the stone. The best amethysts is a dark purple. An amethyst-colored just is not so valuable.

But many people prefer these shades lighter or darker in color. And they tend to be more affordable. A little more light amethyst color is much easier than the "ideal" color to get, but still a beautiful stone.

Oddly enough, diamonds are, how they are classified colorless. The less color, the higher the degree of diamond. Unless, of course, like a color or a pink diamond canary diamond. It is almost as valuable as diamonds almost colorless.