DCA DCA Diamond Cutting & Polish Techniques

Question 1

What is the term for the flat top facet of a round brilliant cut diamond?

Accepted Answer

Table

Answer

The table is the large, flat top facet of a diamond that allows light to enter the stone.

Question 2

How many facets does a standard round brilliant cut diamond have?

Accepted Answer

58

Answer

A standard round brilliant cut has 58 facets, including 33 on the crown and 25 on the pavilion (or 57 if there is no culet facet).

Question 3

What is the 'culet' of a diamond?

Accepted Answer

The small facet or point at the bottom of the pavilion

Answer

The culet is the small facet (or pointed tip) at the very bottom of the diamond's pavilion.

Question 4

Which diamond cut is known for its rectangular shape with cropped corners and step-cut facets?

Accepted Answer

Emerald cut

Answer

The emerald cut is a rectangular step-cut style with trimmed corners, originally developed for emeralds and later applied to diamonds.

Question 5

What does 'polish' refer to in diamond grading?

Accepted Answer

The smoothness and quality of the diamond's facet surfaces

Answer

Polish in diamond grading refers to the overall smoothness of each facet surface, which affects how well light passes through and reflects off the diamond.

(DCA) Certified Diamond Council of America Diamond Specialist Practice Test

(DCA) Certified Diamond Council of America Diamond Specialist Practice Test

DCA DCA Diamond Cutting & Polish Techniques