Grading a diamond is essentially creating a birth certificate! This report is gives the owner or perspective buyer a third party observation using an established set of methods understood by everybody in the trade to grade the 4 c’s (clarity, cut, color, carat).
A diamonds “report” is able to tell you on one page most of the details (Optional plotting to include a map (plot) of your diamond and where all the inclusions lie which is occasionally requested by insurance company) in regards to your diamond.
Diamond Cut –
Diamonds come in many different shapes and sizes including A sscher, round, cushion, emerald, heart, marquise, oval, pear, princess and radiant cuts! A diamond cut does not only refer to its shape but also how effectively the stone can return light back to the viewer’s eye. A well-cut diamond will appear very brilliant and fiery, while a poorly cut stone can appear dark and lifeless, regardless of its color or clarity.
Diamond Color –
The lower the colorThe rarest diamonds fall in the class (D-F) where there is virtually NO color. Near colorless diamonds fall in the class of (G-J) where the amount of color is undetectable to the untrained eye.
Diamond Clarity –
No two diamonds have the same inclusions in the same locations! Clarity refers to the presence (or absence) of impurities, blemishes or other identifying characteristics within a diamond.
Carat Weight –
Prior to the twentieth century, diamonds were measured using carob seeds, which were small and uniform and served as a perfect counter weight to the diamond. The word “carob” is the origin of the word “carat” that we use today.
refers to the exactness of the shape and arrangement of facets in a diamond. Although to the naked eye finish features only have a tiny affect on appearance, symmetry is an significant aspect. In diamonds that have low clarity grades, symmetry is less important, but in diamonds with very high clarity grades, symmetry is very important.