Laser Jewelry Repair/Stone Setting
1516 Poinsett Hwy.
Greenville, SC 29609
(864) 271-3048
120F Dorman Center Dr.
Spartanburg, SC 29301
(864) 574-8255
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4 C's of Diamond
Cut, Clarity, Color, Carat weight
Cut
Round |
Princess |
Marquise |
Emerald |
Oval |
Pear |
Heart |
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Clarity
| FL (Flawless) |
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No inclusions or blemishes of any kind are visible inside or outside the diamond under 10-power magnification. |
| IF (Internally flawless) |
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Diamond has no internal inclusions seen under 10-power magnification, but has some external or surface blemishes such as a miniscule scratch. |
| VVS-1 & 2 (very, very slightly included) |
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Diamond with inclusions so minute that a trained gemologist has significant difficulty seeing them in the diamond under 10-power magnification. |
| VS-1 & 2 (very slightly included) |
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Diamond has minor inclusions which are moderately difficult to see under 10-power magnification. |
| SI-1 & 2 (slightly included) |
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Diamond has inclusions somewhat easily seen with 10-power magnification, but extremely difficult for the gemologist to see without magnification. |
| SI-3 (slightly included) |
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Stones that fall right on the border between SI-2 and I-1. |
| I-1 (included) |
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Diamond has inclusions that are noticeable without magnification. |
| I-2 & 3 (included) |
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Diamond has inclusions that are noticeable without magnification. |
Color
D |
E |
F |
G |
H |
I |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
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Colorless |
Near Colorless |
Faint Yellow |
Very Light Yellow |
Light Yellow |
Carat Weight
One Carat equals to 0.2 grams or 0.007 ounces.
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Weight
(Carats) |
Diameter
(mm) |
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0.1 |
3.0 |
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0.2 |
3.8 |
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0.3 |
4.4 |
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0.4 |
4.8 |
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0.5 |
5.2 |
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0.6 |
5.5 |
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0.7 |
5.8 |
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0.8 |
6.1 |
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0.9 |
6.3 |
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1.0 |
6.5 |
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1.25 |
7.0 |
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1.5 |
7.5 |
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1.75 |
7.9 |
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2.0 |
8.2 |
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