No notch, no nothing. It's 12,000 pounds of pressure per square inch. The diamond goes nowhere. Here's an explanation of the process:
Tension Settings
The diamond must be cut to certain specifications in order to withstand the pressure else it will shatter, so they must be tested first.
I should add that my father is a jeweler, so getting the right diamond wasn't a problem for me.
Tension Settings
The diamond must be cut to certain specifications in order to withstand the pressure else it will shatter, so they must be tested first.
I should add that my father is a jeweler, so getting the right diamond wasn't a problem for me.