Diamond cutting process – how diamonds are cut

Diamond cutting process – how diamonds are cut

Diamonds, in their natural form, are lusterless, ugly and look like nothing more than a piece of broken glass. In order to make it beautiful precious stone a diamond must be cut, and then polished.

The cutting process is the most important process in which each facet of the diamond must be carefully cut into the geometrical shapes for giving diamond natural sparkle and shine. If the diamond is poorly cut, it will lose light, and it will also looses its natural sparkle and shine.

There are 5 steps included in diamond cutting process i.e.

Planning

Cleaving or sawing

Bruting

Polishing

Final inspection



Planning

Under the planning stage manufacturers of diamond decides various objectives and analyze diamond rough from an economic perspective. Under this process scanning devices are used to capture 3-D images of the rough stone, which is then used to find an optimal way to cut the stone.

Cleaving or sawing

Cleaving is the process of separating of a piece of rough diamond in to separate pieces, to be finished separately as gems.

Sawing is the process of cutting diamond in to separate pieces by using saw or laser beam.

Bruting or girdling

Bruting or girdling is the process where by two diamonds are set onto spinning axles turning in opposite directions, they are set to grind against each other in order to shape each diamond into a round.

Polishing

Polishing is the process in which the facets are cut onto the diamond. The polishing step of diamond cutting includes blocking, faceting and polishing.

Final inspection

This is the last step of diamond cutting process which involves thoroughly cleaning the diamond in acids, and examining the diamond in order to see whether it meets the quality standards of the manufacturer