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AGTA TREATMENT CODES*

N= NOT ENHANCED     B= BLEACHING     C= COATING     D= DYEING     F= FILLING     H= HEATING    
HP= HEAT & PRESSURE     I= IMPREGNATION     L= LASERING     O= OILING/RESIN     R= IRRADIATION    
U= DIFFUSION     SC= SPECIAL CARE     ASBL= ASSEMBLED     CMP= COMPOSITE    
W= WAXING/OILING IN OPAQUE STONES
*CODES AND TYPE OF TREATMENTS MUST ONLY BE USED AS DIRECTED IN THE GEMSTONE INFORMATION MANUAL, AVAILABLE AT WWW.AGTA.ORG
*STONE AVAILABILITY IS SUBJECT TO CHANGE WITHOUT NOTICE
*CURRENTLY AVAILABLE STONE SIZES ARE LISTED BELOW, PLEASE CONTACT US FOR ANY CUSTOM INQUIRIES

2MM - R

3MM - R

2MM - C

3MM - C

1MM - C

1.3MM - C

2MM - C

3MM - C

1MM - C

1.3MM - C

1.5MM - C

1.7MM - C

2MM - C

2.5MM - C

3MM - C

4MM - C

1MM - C

1.3MM - C

1.5MM - C

1.7MM - C

2MM - C

2.5MM - C

3MM - C

4MM - C

6MM - C

1MM - R

2.5MM - R

3MM - R

4MM - R

6MM - R

1.3MM - C

1.7MM - C

2MM - C

3MM - C

1MM - C

1.5MM - C

2MM - C

1MM - C

1.3MM - C

1.5MM - C

1.7MM - C

2MM - C

2.5MM - C

3MM - C

4MM - C

1MM - C

1.3MM - C

2MM - C

1MM - N

1.3MM - N

1.5MM - N

1.7MM - N

2MM - N

2.2MM - N

2.5MM - N

3MM - N

4MM - N

1MM - H

1.3MM - H

1.5MM - H

1.7MM - H

2MM - H

2.5MM - H

3MM - H

4MM - H

6MM - H

1MM - H

1.3MM - H

1.5MM - H

1.7MM - H

2MM - H

2.5MM - H

3MM - H

4MM - H

1.3MM - N

1.5MM - N

1.7MM - N

2MM - N

2.5MM - N

3MM - N

1MM - N

1.3MM - N

1.5MM - N

1.7MM - N

2MM - N

2.5MM - N

3MM - N

1MM - N

1.3MM - N

1.5MM - N

1.7MM - N

2MM - N

2.5MM -N

3MM - H

4MM - N

1MM - N

1.3MM - N

1.5MM - H

5MM - N

1MM - N

1.3MM - N

1.5MM - N

1.7MM - N

2MM - N

2.5MM - N

3MM - N

1.3MM - N

2MM - N

3MM - N

1MM - N

1.3MM - N

1.7MM - N

2MM - N

2.5MM - N

3MM - N

2.5MM - N

3MM - N

1MM - H

1.3MM - H

1.5MM - H

1.7MM - H

2MM - H

3MM - H

1MM - N

1.7MM - N

2MM - N

1MM - H

1.3MM - H

1.5MM - H

1.7MM - H

2MM - H

2.5MM - H

3MM - H

1MM - PENDING

1.3MM - H

1.5MM - H

3MM - H

1MM - H, R

1.3MM - H, R

1.5MM - H, R

1.7MM - H, R

2MM -  H, R

2.5MM - H, R

3MM - H, R

4MM - H, R

6MM - H, R

1MM - H

1.3MM - H

1.5MM - H

1.7MM - H

2MM - H

3MM - H

1.3MM - H

1.5MM - H

1.7MM - N

2MM - N

2.5MM - N

3MM - N

SPECIAL CARE REQUIRED:

  • ULTRASONICS AND HEAT STERILIZERS MAY DAMAGE OR DISCOLOUR

1MM - CMP

1.3MM - CMP

1.5MM - CMP

2MM - CMP

2.5MM - CMP

3MM - CMP

1MM - N

1.3MM - N

1.5MM - N

1.7MM - N

2MM - N

2.5MM - N

3MM - N

1MM - H

1.3MM - H

1.5MM - H

1.7MM - H

2MM - H

2.5MM - H

3MM - H

3MM - N

4MM - N

ALL DIAMONDS ADHERE TO THE KIMBERLY PROCESS AND ARE CONFLICT FREE

2MM - HP

3MM - HP

4MM - HP

5MM - HP

3MM - N

4MM- N

3MM - D

4MM - D

3MM - N

4MM - N

5MM - N

6MM - N

8MM - N

2MM - N

3MM - N

4MM - N

5MM - N

4MM - N

5MM - N

5MM - N

6MM - H

8MM - H

SPECIAL CARE REQUIRED:

  • ULTRASONICS AND HEAT STERILIZERS MAY DAMAGE OR DISCOLOUR

5MM - I

 

2MM - N

2.5MM - N

3MM - N

4MM - N

5MM - N

ALL DIAMONDS ADHERE TO THE KIMBERLY PROCESS AND ARE CONFLICT FREE

1MM - HP

1.3MM - HP

1.5MM - HP

1.7MM - HP

2MM - HP

2.2MM - HP

2.4MM - HP

2.8MM - HP

3MM - HP

DIAMOND CLARITY AND QUALITY IS CLASSIFIED AS SI1

COLOUR RANGE C2 - C4

1MM - N

1.3MM - N

1.5MM - N

1.7MM - N

2MM - N

2.2MM - N

2.4MM - N

2.8MM - N

3MM - N

DIAMOND CLARITY AND QUALITY IS CLASSIFIED AS SI1

COLOUR RANGE C5 - C7

1MM - N

1.3MM - N

1.5MM - N

1.7MM  - N

2MM - N

2.2MM - N

2.4MM - N

3MM - N

DIAMOND CLARITY AND QUALITY IS CLASSIFIED AS SI1

COLOUR RANGE G - H

1MM - N

1.3MM - N

1.5MM - N

1.7MM - N

2MM - N

2.2MM - N

2.4MM - N

2.5MM - N

2.8MM - N

3MM - N

4MM - N

1.5MM - N

3MM - I

4MM - I

5MM - I

3MM - N

2MM - N

3MM - N

4MM - N

5MM - N

6MM - N

SPECIAL CARE REQUIRED:

  • OPALS ARE NOT SUGGESTED FOR EVERYDAY WEAR

  • ULTRASONICS, HEAT STERILIZERS, AND HARSH CHEMICALS MAY DAMAGE OR DISCOLOUR

  • EASILY SCRATCHED AND CRACKED

  • KEEP DRY AS MUCH AS POSSIBLE

2MM - N

3MM - N

4MM - N

5MM - N

6MM - N

4MM - CMP

5MM - CMP

6MM - CMP

8MM - CMP

3MM - N

4MM - N

6MM - N

3MM - D

4MM - D

3MM - N

4MM - N

3MM - H

4MM - H

3MM - D

5MM - D

3MM - D

4MM - N

5MM - N

6MM - N

SPECIAL CARE REQUIRED:

  • ULTRASONICS AND HEAT STERILIZERS MAY DAMAGE OR DISCOLOUR

3MM - N

4MM - N

1.7MM - N

2MM - N

3MM - N

4MM - N

5MM - N

SPECIAL CARE REQUIRED:

  • ULTRASONICS AND HEAT STERILIZERS MAY DAMAGE OR DISCOLOUR

4MM - CMP

5MM - CMP

2MM - N

3MM - N

3MM - N

4MM - N

5MM - N

2MM - N

3MM - N

4MM - N

2MM - N

3MM - N

4MM - D

5MM - D

2MM - N

3MM - N

4MM - N

5MM - N

6MM - N

2MM - N

3MM - N

4MM - N

5MM - N

4MM - N

5MM - N

6MM - N

3MM - N

4MM - N

6MM - N

2MM - N

3MM - N

5MM - D

8MM - D

SPECIAL CARE REQUIRED:

  • ULTRASONICS AND HEAT STERILIZERS MAY DAMAGE OR DISCOLOUR

4MM - N

5MM - N

SPECIAL CARE REQUIRED:

  • ULTRASONICS AND HEAT STERILIZERS MAY DAMAGE OR DISCOLOUR

3MM - CMP

4MM - CMP

6MM - CMP

3MM - H

4MM - H

3MM - N

4MM - N

5MM- N

3MM - H

4MM - H

5MM - H

6MM - H

3MM - N

4MM - N

5MM - N

6MM - N

2MM - N

3MM - N

5MM - N

3MM - H

4MM - N

5MM - H

8MM - N

SPECIAL CARE REQUIRED:

  • ULTRASONICS AND HEAT STERILIZERS MAY DAMAGE OR DISCOLOUR

3MM - I

4MM - I

SPECIAL CARE REQUIRED:

  • OPALS ARE NOT SUGGESTED FOR EVERYDAY WEAR

  • ULTRASONICS, HEAT STERILIZERS, AND HARSH CHEMICALS MAY DAMAGE OR DISCOLOUR

  • EASILY SCRATCHED AND CRACKED

  • KEEP DRY AS MUCH AS POSSIBLE

1.7MM -  N

2MM - H

3MM - H

ALL DIAMONDS ADHERE TO THE KIMBERLY PROCESS AND ARE CONFLICT FREE

2MM - HP

2.5MM - HP

3MM - HP

ALL DIAMONDS ADHERE TO THE KIMBERLY PROCESS AND ARE CONFLICT FREE

DIAMOND CLARITY AND QUALITY IS CLASSIFIED AS SI1, COLOUR RANGE C2 - C4

2MM - N

2.5MM - N

3MM - N

ALL DIAMONDS ADHERE TO THE KIMBERLY PROCESS AND ARE CONFLICT FREE

DIAMOND CLARITY AND QUALITY IS CLASSIFIED AS SI1, COLOUR RANGE C5 - C7

2MM - N

2.5MM - N

3MM - N

3MM - H

2.5MM - C

3MM - C

ALL DIAMONDS ADHERE TO THE KIMBERLY PROCESS AND ARE CONFLICT FREE

DIAMOND CLARITY AND QUALITY IS CLASSIFIED AS SI1, COLOUR RANGE G - H

2MM - N

2.5MM - N

3MM - N

5X3MM - H

5X3MM - N

5X3MM - N

5X3MM - H, R

5X3MM - H

ALL DIAMONDS ADHERE TO THE KIMBERLY PROCESS AND ARE CONFLICT FREE

DIAMOND CLARITY AND QUALITY IS CLASSIFIED AS SI1, COLOUR RANGE G - H

5X3MM - N

5X3MM - N

SPECIAL CARE REQUIRED:

  • OPALS ARE NOT SUGGESTED FOR EVERYDAY WEAR

  • ULTRASONICS, HEAT STERILIZERS, AND HARSH CHEMICALS MAY DAMAGE OR DISCOLOUR

  • EASILY SCRATCHED AND CRACKED

  • KEEP DRY AS MUCH AS POSSIBLE

5X3MM - N

5X3MM - N

5X3MM - N

SPECIAL CARE REQUIRED:

  • ULTRASONICS AND HEAT STERILIZERS MAY DAMAGE OR DISCOLOUR

5X3MM - CMP

SPECIAL CARE REQUIRED:

  • ULTRASONICS AND HEAT STERILIZERS MAY DAMAGE OR DISCOLOUR

5X3MM - W

5X2.5MM - H

5X2.5MM - D

5X2.5MM - H

5X2.5MM - N

5X2.5MM - F

ALL DIAMONDS ADHERE TO THE KIMBERLY PROCESS AND ARE CONFLICT FREE

DIAMOND CLARITY AND QUALITY IS CLASSIFIED AS SI1, COLOUR RANGE G - H

5X2.5MM - N

5X2.5MM - N

5X2.5MM - N

5X2.5MM - N

5X2.5MM - N

SPECIAL CARE REQUIRED:

  • OPALS ARE NOT SUGGESTED FOR EVERYDAY WEAR

  • ULTRASONICS, HEAT STERILIZERS, AND HARSH CHEMICALS MAY DAMAGE OR DISCOLOUR

  • EASILY SCRATCHED AND CRACKED

  • KEEP DRY AS MUCH AS POSSIBLE

5X2.5MM - N

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