Carat

Diamond Carat Weight Measures a Diamond's Apparent Size​​ A metric "CARAT" is defined as 200 MILLIGRAMS or 0.2 grams. Each carat is SUBDIVIDED INTO 100 'POINTS.

Color

the diamond color evaluation of most gem-quality diamonds is based on the absence of color. A chemically pure and structurally perfect diamond has no hue, like a drop of pure water, and consequently, a higher value.

D,E,F

Colorless Diamond.

G,H,I,J

Near Colorless Diamond

K,L,M

Faint Diamond

N-R & S-Z

Very Light and Light Diamond

Clarity

Natural diamonds are the result of carbon exposed to tremendous heat and pressure deep in the earth. This process can result in a variety of internal characteristics called ‘inclusions’ and external characteristics called ‘blemishes.’

FL & IF

Flawless and internally flawless

VVS1 & VVS2

Very Very Slightly included

VS1 & VS2

Very Slightly included

SI1 & SI2

Slightly Included

I1, I2 & I3

Included

Cut

Achieving the best cut for a diamond reflects in the stone’s final beauty and value.

Achieving the best cut for a diamond reflects in the stone’s final beauty and value. And of all the diamond 4Cs, it is the most complex and technically difficult to analyze.

EX

Excellent

VG

Very Good

GD

Good

FR

Fair

PR

Poor

Milky

M0

No Milky

M1

Slight Milky

M2

Medium Milky

M3

Heavy Milky

Flourescence Intensity

NONE

No Flourescence

FNT/SL

Faint/Slight

MED

Medium

STG

Strong

VST

Very Strong

Luster

EX

Excellent

VG

Verry Good

GD

Good

Black Inclusion

➣CN-Centr Natts

CN-1

Centr Natts Negligible

CN-2

Centr Natts Minor

CN-3

Centr Natts Major

CN-4

Centr Natts Heavy

➣SN-Side Natts

SN-1

Side Natts Negligible

SN-2

Side Natts Minor

SN-3

Side Natts Major

SN-4

Side Natts Heavy

White Inclusion

➣CW-Centr White

CW-1

Centr White Negligible

CW-2

Centr White Minor

CW-3

Centr White Major

CW-4

Centr White Heavy

➣SN-Side White

SN-1

Side White Negligible

SN-2

Side White Minor

SN-3

Side White Major

SN-4

Side White Heavy

Shade

B1

Very Light Brown

B2

Medium Brown

B3

Heavy Brown

P/G

Pink/Grey

BU/MX

Buth/Mix Tinge