”DM Grading Methods” (DMGM). It indicates all diamond factors in-details with diamond’s inclusion location and its pattern structure.
Diamond’s 4 C’s represent the four main components of its beauty and structure: Cut, Color, Clarity and Carat. When looking at a diamond, the eye perceives a balance of its characteristics and components.
COLOR | |
---|---|
D-E-F | Colorless |
G-H-I-J | Near Colorless |
K-L-M-N | Faint |
O to R | Very Light |
S to Z | Light |
CUT-POLISH-SYMMETRY | |
---|---|
EX | Excellent |
VG | Very Good |
GD | Good |
FR | Fair |
PR | Poor |
COLOR SHADE | |
---|---|
N | None |
BT | Brown Tinge |
LB | Light Brown |
LMT | Light Mix Tinge |
MT | Mix Tinge |
WHITE INCLUSION | |
---|---|
N | None |
CLD1 | Cloud Minor |
CLD2 | Cloud Medium |
CLR1 | Crystal Minor |
CLR2 | Crystal Medium |
FR1 | Feather Slight |
FR2 | Feather Minor |
FR3 | Feather Medium |
GR | Graining |
PP1 | Pin Point Slight |
PP2 | Pin Point Minor |
SPR1 | Spreaded Minor |
SPR2 | Spreaded Medium |
RED INCLUSION | |
---|---|
N | None |
S-PP | Side Pin point |
S-MI | Side Minor |
T-PP | Table Pin point |
T-MI | Table Minor |
HEART & ARROW | |
---|---|
EX | Excellent |
VG | Very Good |
COLOR | |
---|---|
D-E-F | Colorless |
G-H-I-J | Near Colorless |
K-L-M-N | Faint |
O to R | Very Light |
S to Z | Light |
CUT-POLISH-SYMMETRY | |
---|---|
EX | Excellent |
VG | Very Good |
GD | Good |
FR | Fair |
PR | Poor |
COLOR SHADE | |
---|---|
N | None |
BT | Brown Tinge |
LB | Light Brown |
LMT | Light Mix Tinge |
MT | Mix Tinge |
WHITE INCLUSION | |
---|---|
N | None |
CLD1 | Cloud Minor |
CLD2 | Cloud Medium |
CLR1 | Crystal Minor |
CLR2 | Crystal Medium |
FR1 | Feather Slight |
FR2 | Feather Minor |
FR3 | Feather Medium |
GR | Graining |
PP1 | Pin Point Slight |
PP2 | Pin Point Minor |
SPR1 | Spreaded Minor |
SPR2 | Spreaded Medium |
RED INCLUSION | |
---|---|
N | None |
S-PP | Side Pin point |
S-MI | Side Minor |
T-PP | Table Pin point |
T-MI | Table Minor |
HEART & ARROW | |
---|---|
EX | Excellent |
VG | Very Good |