1. Before you buy, take some time to learn how gems are graded and valued. OurGemology 101explains gem grading in easy to understand terms. We suggest buying at least in the good quality range, grade 5-6 2. To train your eye, you can use a Google search to find images of blue sap...
These fancy yellow diamonds are graded on a spectrum from Fancy Light to Fancy Vivid, with the intensity of the yellow color directly influencing their value. Despite their rarity, fancy yellow diamonds are more common than other fancy colored diamonds, offering a relatively affordable entry into ...
Most pearls that we see in jewelry stores are nicely rounded objects, and they are the most valuable, particularly if they are natural pearls formed inside an oyster. Both saltwater and freshwater natural pearls have the same value, and are graded based on a variety of factors such as luster...
Pinfire type patterns are often rather static, meaning their overall appearance is much the same from any direction. Other pattern types may change dramatically depending on the angle of view– this can add a dynamic element to the color presentation, but can also detract if the directionality is...
with D being a pure “white” or transparent diamond. By contrast, Z will be a deeply discolored one. Colored diamonds have a yellow or brown tint. (Note that “fancy color” diamonds, like blue and pink diamonds, are their own separate gemstones. They do not fall into the basic diamond...
Carat A unit of weight for diamonds and gemstones, with one carat equal to 200 milligrams. Cut Refers to how well a diamond has been shaped and faceted. Cut quality affects the diamond's brilliance and sparkle. Color Grades the absence of color in a diamond, with a scale ranging from D...
Historically, diamonds were weighed using carobs, beans with seeds inside them, which were identical in size. This was ideal for traders to use when weighing gemstones and it’s likely that today’s term carat derived from ‘carob’.
In the ancient days in Europe and the Middle East, they were used as a weight reference for traders - especially when dealing with gemstones where slight differences in weight are important. Carat has the largest impact on diamond prices. Let's look at how that happens. These are all round...
In the ancient days in Europe and the Middle East, they were used as a weight reference for traders - especially when dealing with gemstones where slight differences in weight are important. Carat has the largest impact on diamond prices. Let's look at how that happens. These are all round...
If you are interested in learning more about gemology and gemstones,click herefor a list of the best resources where you can get access to course materials for FREE.