Refers to a gemstone s relative ability to transmit light. When it comes to gemstone value color is the most important issue. Of course other factors can impact a gem s appearance and structure most notably the cut. The gemstone clarity grade is based on the number and visibility of inclusions which affect a gemstone s beauty and durability. The gemstone clarity scale was created specifically for grading diamonds more specifically white diamonds not colored gemstones for colored gemstones it is difficult to use a one size fits all classification system for clarity since some colored gemstones are expected to have inclusions and are sometimes even identified by their inclusions.
Gem clarity is an important factor used to evaluate the quality and value of a gemstone. Our gemstone grade chart is easy to use. Some gemstones naturally tend to have more inclusions than others. Clarity loupe grade an assessment of a gemstone s clarity when viewed with 10x magnification. Colored gemstones and clarity grades.
The next most important factor is clarity. Colored gem clarity grades. A gemstone s clarity grade indicates the relative absence of inclusions materials trapped inside the gem fractures and blemishes surface imperfections that affect its appearance and structural integrity. For this reason clarity ranges for gemstones are grouped into three types. Gemstone clarity grading has become increasingly important for the sales of gemstones and gemstone jewelry via the internet where customers cannot see the gemstones in person.
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Type i type ii and type iii. In grading the clarity of a gemstone the term opaque means the stone will hardly shine at all when light is passed through it. A window is a term used when the center of the. Colored gemstone clarity scale. Cutting full light and color reflection is a very important part of a fine sapphire.
Cutting full light and color reflection is a very important part of a fine sapphire. Type i type ii and type iii. Gemstone grades and descriptions. The next most important factor is clarity. Gem clarity is an important factor used to evaluate the quality and value of a gemstone.
Colored gemstone clarity scale. Refers to a gemstone s relative ability to transmit light.
