4 C’s: All diamonds including Canadian Diamonds are graded and valued by the same system as follows:
| Carat |
weight is how much a diamond actually weighs. A one carat diamond is also referred to as 100 points. |
| Clarity |
VVS1- VVS2
very very slight inclusions
not visible to eye |
VS1 - VS2
very slight inclusions
not visible to eye |
SI1 - SI2
slight inclusions to barely visible to
naked eye |
SI3/I1-I2
usually visible to very noticeable to naked eye
|
| Colour |
D-E-F
colourless |
G-H
near colourless |
I-J-K-L
slightly yellow |
MNOPQRSTUVWXYZ
yellow |
| Cut |
Excellent |
Very Good |
Good |
Fair / Poor |
|