Internal Flawless. Very Very High Quality. Free of inclusions. | Very High Quality. Very Very slight inclusions. Inclusions barely seen under 10x magnification. | High Quality. Very slight inclusions. Inclusions can be seen under 10x magnification. | Good Quality. Slightly included. These gems have some small inclusions visible to the naked eye at close range. | Good Quality. Some inclusions. These gems have some inclusions visible to the naked eye. | Included. These gems have some larger and/or minor inclusions seen with naked eye. |