Gemological Institute of America (GIA) has put forward a color scale on which the diamonds are classified. The list ranges from D (colorless) to Z (strong yellow or brown), where E or F are the most precious and known for rarity and are exceptional worth. G, H or I are nearly as colorless but they are known as "white" diamonds and are comparatively economical.

Cuts of the diamond are quite significant when it comes to its elegance and worth. This is the only C that is dependent on man, rest of the others are dependent on nature. Therefore, it is imperative to comprehend Cut among the 4 Cs.

Ideal/ Excellent: Exceptional light execution and reflects the greater part of the light that enters, rare and great degree of brilliant cuts. Very Good: Great light execution and reflects the greater part of the light that enters, fine cuts are thought to be of a remarkable worth. Good: Good light execution and reflects a large portion of the light that enters. Good cuts are far less expensive than Very Good cuts. Fair: Not as splendid as a Good cuts or rest, Fair diamond cuts are still viewed as great quality stones. Poor: Poor cut jewels are ordinarily cut excessively shallow or too profound creating a significant part of the light to escape stone's sides and base.

Among the major characteristics is the clarity or purity of a diamond which allows light in and reflect its excellence. Among the Four Cs, Clarity is the simplest to assess and the most absolute to recognize.

The clarity of a diamond is graded by the Gemmologists' by inspecting it best down with a 10x magnifying microscope. The list beneath reviews the GIA International Diamond Grading System: FL Flawless: Flawless diamonds have no inclusions or blemishes perceivable in less than 10x amplification, and are uncommon to a great degree. IF Internally Flawless: Internally flawless diamonds have no perceivable inclusions however, some surface blemishes in less than 10x amplification, and is uncommon and exceptionally significant. VVS1/VVS2 Very Slightly Included: Inclusions and blemishes are to a great degree troublesome for an even a gifted grader to recognize in less than 10x amplification VS1/VS2 Very Slightly Included: Inclusions and blemishes are perceptible in less than 10x amplification, yet are minor imperfections that don't affect the diamond's excellence and are often undetectable to the exposed eye. SI1/SI2 Slightly Included: Inclusions and blemishes are effectively detectable in less than 10x amplification and may likewise be noticeable to the bare eye. I1, I2, I3 Included: Inclusions and blemishes are clear in less than 10x amplification and ordinarily noticeable to the bare eye. These defects may contrarily affect the colourlessness as well as excellence of the diamond.

A carat is the unit of weight which is used to measure a gemstone. The carat-weight of a diamond is the most basic evaluation of the 4 C's to decide. Carat-weight is not a variable which signifies the traits of a diamond, however only its size by weight. Carat is shortened to "ct" or "CT" while depicting a solitary stone. "TCW," signifying "total carat weight," is included when jewelry is set with numerous diamonds. It must be noticed that the carat weight does not allude to precisely one figure. It contains stones inside a specific weight territory. For instance: 1 carat Stones comes in weight range of 0.95 ct to 1.05 ct 0.75 carat Stones comes in weight range of 0.72 ct to 0.76 ct 0.50 carat Stones comes in weight range of 0.47 ct to 0.56 ct 0.25 carat Stones comes in weight range of 0.23 ct to 0.26 ct

A standout amongst the most shapes, a round fine cut diamond has 58 facets, which are classified among the crown, girdle and pavilion. A round-cut diamond is extremely flexible and can suit changes in cut, color and clarity, while holding its fire and excellence.

A princess-cut diamond is square shaped with pointed corners. As a rule, the corner is decorated with triangular stones. Princess-cut diamonds differ significantly in being square or rectangular.

A slight variety of the emerald-cut diamond is the Asscher cut, which is otherwise called the 'Modified Square Emerald cut'. This cut involves a little rectangular table, high crown, profound structure, and cut corners. As far as shimmer, this cut positions close by the round splendid cut diamond.

A slight variety of the emerald-cut diamond is the Asscher cut, which is otherwise called the 'Modified Square Emerald cut'. This cut involves a little rectangular table, high crown, profound structure, and cut corners. As far as shimmer, this cut positions close by the round splendid cut diamond.

A marquise-cut diamond is extended in shape and is named after the Marquise de Pompadour. This diamond looks excellent when utilized as a solitaire on a ring and makes the finger look thin.

An oval-cut diamond has excellence like a round-cut diamond. It looks like a marquise-cut diamond yet with bended edges.

A radiant cut diamond is a prevalent decision for gems since it has trimmed corners. It can either be a square or rectangular fit as a fiddle with 70 facets, which can convey the excellence like a round-cut diamond.

A shimmering tear, a pear–cut diamond has a solitary point and adjusted end. It is a mix of an oval and marquise cut. While picking pear-cut diamonds, search for a length-to-width proportion in the vicinity of 1.45 and 1.75.

A pear-cut diamond with a split at the top structures the heart-cut diamond. An ordinary heart with 59-facet symmetry has high level of fire and excellence, which makes it shimmer splendidly.

Cushion-cut diamonds, additionally called pillow-cut or candlelight diamonds, have adjusted corners and bigger facets to enhance the excellence. In this cut, the diamond's clarity is very much highlighted attributable to its bigger facets.