Yes, diamond cutters use lasers to cut diamonds.

The diamond is the hardest mineral and stone on earth: nothing natural can 'break' it. Diamond cutters use other diamonds to cut, facet and polish diamonds. Recently, however, powerful lasers have been added to the diamond-cutters toolbox.

Diamonds are mined, washed, sorted and sold to diamond cutters. Cutters plan the cut, cut the stone, polish it and sell it to people who use gemstones in diamond jewelery.

You can read more detail about these steps, below.

Yes. A hardened steel blade is the tool commonly used by diamond cutters to cleave diamonds.

Diamonds are mined and separated from the soil and other stones that are found in the mines.

Intact diamond stones are then collected, sorted and sold to diamond cutters.