What is the cut of a gem?

When a gemstone is desired to be used in jewelry, it is cut depending on the size and shape of the rough stone, as well as the desired piece of jewelry to be made. As a general rule, a cut gemstone will reduce the mass (described in the carat) by about 50 percent.

What is gem cutting called?

The process of cutting and polishing gems is called gemcutting or lapidary, while a person who cuts and polishes gems is called a gemcutter or a lapidary (sometimes lapidarist). Gemstone material that has not been extensively cut and polished is referred to generally as rough.

What are the different cuts of gemstone?

The Three Basic Gem Cutting Styles

  • Brilliant Cut. Brilliant cuts consist of triangular and kite-shaped facets that spread outward from the center of the gem. …
  • Step Cut. …
  • Mixed Cuts. …
  • Shape and Style Combinations. …
  • Portuguese Cut. …
  • Fantasy Cut. …
  • Concave Facets.

What are the parts of a gem?

The Three Principal Areas of a Faceted Gem

  • Girdle. The widest part of the gem, the girdle defines its outline. …
  • Crown. For both cabochons and faceted gems, the top is called the crown. …
  • Pavilion. …
  • Mains. …
  • Table Facet. …
  • Break Facets. …
  • Star Facets. …
  • Pavilion Facets.
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What is a rectangle gem cut called?

The step cut (or trap cut) represents a square or rectangular shape of stone, with cuts made in linear lines like steps. This type of cut maximizes the weight of the stone since round stones result in more waste. Some of the more well known step cuts include the table cut, Carre cut, emerald cut, and baguette cut.

What is scissor cut gem?

Scissor cut

The style is a type of step cut, but it’s more reflective than an emerald or asscher cut because of its facet pattern. The scissor cut makes darker gems look deeper and bolder with a little extra shimmer.

What is faceted cut?

A faceted stone is a type of gemstone cut where the stone has flat top, polished faces called facets across it and a pointed bottom. … Gemstones that are transparent are usually made into faceted stones to maximise their beauty.

What is the best gem cut?

The round brilliant cut holds the distinction of being the most expensive cut (especially for diamonds) and for having the highest degree of sparkle among all the other cuts. It features the most number of facets per gemstone, and the results are usually fantastic fire and extreme clarity.

What is a princess cut gem?

The Princess cut is the second most popular cut in the diamond and gemstone market, behind the Round Brilliant cut. The diamonds on the side of this yellow sapphire are a princess cut. They are square in shape and have between 58-76 facets, making it incredibly sparkly.

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What is a deep cut gem?

So when the Crystal Gems are all at the forge, Bismuth calls Amethyst “Deep Cut”. … “When we discuss colored gemstones such as sapphire, ruby and emerald, the main motive of cut is to maximize color to its full potential. In contrast, cutting in diamonds mostly refers to maximizing brilliance.”

What is the crown of a gem?

The crown is the upper portion of a gemstone that begins just above the girdle. The term ‘table’ is used to describe the flat top of the crown. The crown of a gemstone is typically raised, though some crowns may be cut very high, flat or even concave.

What is a oval cut gemstone?

Oval Cut – created in the late 1950s, the oval cut offers the brilliance and fire of round cut gemstones but in a more unique shape. The elongated silhouette also helps to create the illusion of a larger gemstone. A pear shaped emerald gemstone.

What is the table of a gemstone?

The widest part of a faceted stone is the girdle; the girdle lies on a plane that separates the crown, the stone’s upper portion, from the pavilion, the stone’s base. The large facet in the crown parallel to the girdle is the table; the very small one in the pavilion also parallel to the girdle is the culet.

What is Portuguese cut?

The Portuguese-Cut refers to a particular type of fancy gemstone cut. … The Portuguese cut thus exhibits an extra row of facets on the crown, and this unique style enhances the brilliance of the gemstone.

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