The Heart Brilliant is a distinct variation on the Pear Brilliant cut with an identical facet pattern with the exception of the additional cleft at the wide end of the stone.

With a variable length to width ratio no two hearts are exactly alike.

CUT CLASSES

1A

1B

2A

2B

3A

3B

4A

4B

Ideal

Premium

International fine trade

US domestic average

below average

Table %

55-60%

53-61.5%

52-62%

51-64%

51-67%

49-70%

48-72%

>72%
<48%

Crown Height %

12-15%

11.5-16%

11-16.6%

10.1-17.5%

9-18%

8.3-18.9%

7.8-19.5%

<7.8%
>19.5%

Girdle thickness
Word descriptions and percentages.

V. Thin to Sl. Thick
(0.4%-4.5%) or
Thin to Thick (1%-5.5%)

V.Thin to Thick(0.4%-5.5%)

Very Thin to Very Thick
(0.4% to 7.0%)

Extremely thin to
Extremely thick
(0.0% to >7.0%)

Total Depth %

59.0-63.0%

63.1-65.4%

56-68.5%

46-71%

43-73%

>73%
< 43%

Length:Width Ratios
Trade preferences.
A matter of personal taste and choice.

Heart 0.98-1.02

1.24-0.91

> Class 3 < Class 3

Polish/Symmetry
Not a primary determining factor.

Excellent to Good

Good or Fair