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Glossary of Diamond Terms

Blemish: An imperfection on a diamond’s surface that may or may not be recognizable.

Brilliance: The amount of white light reflected that radiates from the diamond’s surface. The properly proportioned cut equals a more brilliant diamond.

Brilliant Cut: A round diamond that measures 58 facets.

Carat: Measurement used for scaling the weight of a diamond. One carat is equal to one fifth of a gram.

Clarity: A graded scale that measures the amount of imperfections within a diamond. The ranges from flawless (FL) to severely included (I3).

Cloud: A minor inclusion within a diamond.

Color: Color tones of a diamond that are graded on a scale of D (colorless) to Z (yellow brown).

Culet: The bottom point of the diamond which may or may not contain a facet.

Cut: The proportion of angle and geometric shape that encompasses both shape and percentage of stone. Determines the stone’s sparkle and radiance capabilities.

Ideal Cut: A round diamond that is perfectly proportioned. See Hearts and Arrows.

Very Good Cut (Premium): A proportioned cut that maximizes brilliance, reflection and fire. Meets the highest standards and dimensions for a quality diamond.

Good Cut: An acceptable and more reasonably priced cut with decent proportions.

Fair Cut: While still capturing some sparkle, this cut is made to maximize the diamond’s carat weight.

Poor Cut: A clearly dull and lifeless diamond that sacrifices proportion and quality.

Depth: A diamond’s height from culet to table.

Depth %: Height divided by width. Determines brilliance and sparkle.

Eye-clean: When viewing with the naked eye, a diamond with no visible inclusions or imperfections.

Facet: A diamond’s flat, polished surfaces.

Fire: Reflected color light that radiates from the inside, out.

Fluorescence: When exposed to ultraviolet light, an illuminating bluish color that glows from the diamond surface, which usually doesn’t affect appearance or quality.

Girdle: A diamond’s narrow band that encircles the width.

Inclusion: An imperfection within a diamond that typically manifests in the crystal. May or may not be visible to the naked eye but noticeble when magnified.

Make: The diamond’s cut proportions. The better the make, the better the diamond.

Pavilion: A diamond’s bottom portion.

Point: One hundredth of a carat.

Polish: The external finish of a stone, which ranges from excellent to poor.

Sparkle: The amount of reflected light that radiates from a diamond’s surface and combines both fire and brilliance.

Symmetry: The overall unity and proportion of a stone’s cut. Symmetry ranges from poor to excellent.

Table: The top of the diamond that carries the largest facet of the diamond.

Table %: The total diameter of the diamond that divides the width of the table and is critical in determining the sparkle of the stone.

Next > Diamond Shapes

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From the beginning it was our mission to create a company to enable the public to purchase a diamond at the lowest possible price margin. The internet gave us the vehicle to bring the world of diamonds to everyone without the markup generally associated with retail. We will endeavor to continue to bring the best quality for the lowest price...guaranteed.
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