What is diamond HCA score?

The HCA is an acronym for, Holloway Cut Advisor. This tool was developed to help consumers determine the fire, scintillation, and brilliance for round diamonds. The HCA takes into account a diamond’s: depth, table, crown and pavilion and gives you a score of 0-10.

What is a good HCA score?

After inputting the diamond specifications in the formula provided, you will receive a HCA Score . The score ranges from 0.4 (best) to 10 (worse), where the lower the score, the better. A score under 2 (Excellent) means you have eliminated known poor performers, which is more than 95% of all diamonds.

What are the grades of diamond cut?

Cut quality is graded by the AGS as Ideal, Excellent, Very Good, Good, Fair or Poor. When looking at AGS diamonds, we recommend only considering Ideal cut diamonds for the best quality.

What is heart and arrow cut diamond?

Hearts and Arrows diamonds are precision-cut round diamonds. Because of their exact angles and symmetry, they show a hearts-and-arrows pattern when viewed through a special tool. Arrows are visible from the top of the diamond, and hearts are visible when the diamond is face-down.

Is HCA score reliable?

Answer: The HCA scores only act as a guideline and should be used as a rejection tool rather than a selection tool. Think of it this way. If the HCA score for a diamond is < 2.0, it results in a higher probability of finding a nice diamond. For HCA scores > 2.0, the chances of finding a great diamond are smaller.

What is diamond table?

A diamond’s table is the facet which can be seen when the stone is viewed face up. It is the largest facet on a diamond and plays a vital role in its brilliance and light performance. The main purpose of the table facet is to reflect rays entering the diamond and allow them to be reflected back from the pavilion.

Are Hearts and Arrows diamond worth it?

You can expect Hearts and Arrows diamonds to be extremely well-proportioned, symmetrical, and in most cases exhibit a large amount of fire and brilliance. It’s imperative for people to understand, however, that hearts & arrows do not cause a diamond to be brilliant.

Are Tiffany diamonds Hearts and Arrows?

Both diamonds have been graded by the AGS Laboratory with an overall cut grade of AGS Ideal-0 on the Proprietary Light Performance grading platform! And they both exhibit a crisp and complete pattern of Hearts & Arrows with pictures to prove it!

What is spread HCA?

On the HCA score one of the 4 factors it looks at is “spread”. Spread relates to how big the diamond looks for its given measurements and has a direct relationship to the “total depth percentage” measurement of a diamond. Put more simply, the shallower a diamond is cut the larger it looks.