Influence Diamonds Fluorecence Against Price

Influence Fluoresence is ultraviolet Against Color Diamonds. If diamonds irradiated with Ultraviolet will affect the color of diamonds. So this will also affect the price of a diamond. For the white color (D - H) will reduce the price of these diamonds while a slightly yellowish color (I - N) tends to increase the price of a diamond. For more details see the table below:
Influence of Price Fluorecence Diamonds
Color

Fluoresence

IF - VVS

VS

SI - I3
D-E
D-E
D-E
D-E

Very Strong Blue
Strong Blue
Medium Blue
Faint Blue

-10 To -15%
-7 To -10%
-3 To -7%
0%

-6 To -10%
-3 To -5%
-1 To -2%
0%

0 to -3%
0 to -1%
0%
0%
F G H
F G H
F G H
F G H

Very Strong Blue
Strong Blue
Medium Blue
Faint Blue

-7 To -10%
-5 To -7%
-1 To -3%
0%

-3 To -5%
-2 To -3%
0 to -2%
0%

0%
0%
0%
0%
I J K
I J K
I J K
I J K

Very Strong Blue
Strong Blue
Medium Blue
Faint Blue

0 to +3%
0 to +2%
-1 To +2%
0%

0 to +3%
0 to +2%
0 to +2%
0

0 to +3%
0 to +3%
0 to +2%
0%
L M N
L M N
L M N
L M N

Very Strong Blue
Strong Blue
Medium Blue
Faint Blue

0 to +4%
0 to +4%
0 to +2%
0%

0 to +4%
0 to +4%
0 to +2%
0

0 to +3%
0 to +3%
0 to +2%
0%


Description:
None: Not affected by ultraviolet / color remains the same
Faint Blue: There is a very thin blue / diamond look pale
Medium Blue: There is a thin blue and equitable
Strong Blue: There is a blue color that looks clear and equitable
Very Strong: The blue color is very strong



In the picture above looks consecutive flurecence: Medium, Strong and Very Strong