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Gem Cutting

Brilliant Cut

Brilliant Cut Diamonds as We Know Them When we think of a diamond, most of us will form an image in our mind which closely resembles the image above. This cutting design has become the ultimate standard and almost all of the rough diamonds that are found these days...

Briolette Cut

Briolette Cut Edwardian Garland Motif Pendant Suspending a Briolette Cut Diamond. Briolettes are drop shaped, multi faceted stones. They are unique in the sense that they lack a girdle, a feature all other gemstone cuts have and by which they are usually set....

Cushion Cut

Cushion cut is a sexy and romantic name for a squarish ("cushionesque") antique brilliant-cut diamond, sometimes referred to as an old mine cut. Cushion cuts precede an older brilliant cut, known as a European cut, and represent a step in the evolution...

Emerald Cut

The Emerald Cut is a rectangular step cut design which means it has horizontal facets which differ in angles of inclination. Used for diamonds it is also frequently used for colored stones that crystallize in long prismatic shapes and which favor a long rectangular...

European Cut

Diamonds cut in the later 19th and early 20th-century cutting houses are called 'Old European Cuts', a term which indicates stones with round outlines, reasonable symmetry, octagonal table facets, deep pavilions, high crowns, short...

Facet

Definition A facet is a flat, planar surface ground onto a gemstone or diamond. Facets can be produced in many shapes and sizes and are generally arranged in groups depending on the shape and cutting style of the gem material. Facets can be broken down...

French Cut

Unlike the term 'German cut', which means that the stones were cut in Germany, French cut stones aren't referring to the fact that they were cut in France. It refers to their shape and design. They can be recognized by the typical cross the crown facets depict. French...

Intaglio

Intaglio is a technique which dates back to antiquity and is still in use at present. Patterns, designs or - more frequently - images are carved or engraved in gemstones leaving a hollow impression in the untouched background. This style of carving is the opposite of...

Lapidary

A lapidary is a person who cuts or carves and polishes gemstones, stone, minerals and other hard materials excluding diamonds. Lapidaries render decorative carvings such as cameos and they tumble cut cabochons and facet gem materials.

Mughal Cut

Around the Same Time, Diamond Cutting Began in Europe the Indians Started Fashioning Diamonds. Who Influenced Who Here Isn't Clear but it is a Fact that the Designs Produced Differ a Lot From Each Other. The Best Known Indian Cut is the Mughal Cut, Accurately...

Navette

Navette is another term to describe a marquise shaped gemstone or jewelry contour. Pointed at both ends with equally curved sides, the term navette shape usually refers to the contour or outline of a gemstone, such as a marquise shaped cabochon, rather than...

Plagioclase

Plagioclase is a sub-series of the feldspar group. Labradorite Oligoclase Gemological Information For Plagioclase Color:  Gray to Black for Labradorite, Yellow, Orange to Brown for Oligolcase Crystal Structure:  Monoclinic Refractive Index:  1.599 to 1.568 Plagioclase...

Rosettes

Rosettes are floral depictions built up out of several diamonds. They were used to make the most out of small stones, grouping them together to make larger looking gems. Rosettes were en vogue during the 15th and early 16th century after which they lost their...