Hourglass Diamonds
Diamond Guide / Diamond Cut

Cut is what brings a diamond to life.

Cut determines how a diamond interacts with light, which is why it has such a strong influence on what you actually see. Two diamonds with similar color and clarity can feel completely different depending on how well they are cut.

Begin here

A few essentials.

Most read

The questions that come up first.

Continue exploring

A closer look.

Understanding Cut

How cut is defined, measured, and why it plays such a central role.

Grading and Proportions

How grading systems work, and what proportion ranges actually matter.

Related topics

Where this naturally leads.

When the research becomes specific

Guidance that makes the next step clearer.

Once the cut conversation becomes clearer, the next step is usually about balancing light performance, proportions, size, and the overall feel of the diamond in the ring.