Guide to the Price Lists


New Rapaport Diamond Specifications - April 13, 2015

Rapaport is introducing new diamond specifications for a broad range of diamond qualities.

Effective April 13, 2015, The Rapaport Price List will be based on the new “Rapaport Diamond Specification A3”.
RapNet the Rapaport Diamond Trading Network will be enabling the characterization and sorting of diamonds based on the new specifications in the near future.

The diamond specifications are subject to change.
Members of the diamond trade are encouraged to comment on the new specifications via email to rapspec@diamonds.net.

RAPAPORT DIAMOND SPECIFICATIONS  -  April 13, 2015
A1 A2 A3
Grading Report GIA GIA GIA
Shape Round Brilliant Round Brilliant Round Brilliant
Cut Excellent Excellent Excellent
Polish Excellent Excellent Excellent
Symmetry Excellent Excellent Excellent
Culet None None None
Depth % 59.0 - 62.5% 59.0 - 62.5% 58.5 - 62.7%
Table % 56 - 61% 56 - 61% 55 - 62%
Girdle No Extremely Thin,
Extremely Thick
or Very Thick
No Extremely Thin,
Extremely Thick
or Very Thick
No Extremely Thin,
Extremely Thick
or Very Thick
Fluorescence None None for D-H, IF-VS1,
Faint Blue OK For Others
Faint Blue Allowed
Weight No .00 sizes No .00 sizes No .00 sizes
GIA Comments No GIA Color Comment No GIA Color Comment No GIA Color Comment
GIA Comments No Knot or Cavity No Knot or Cavity No Knot or Cavity
GIA Comments No Extra Facet or Natural
for D-H, IF-VVS2
No Extra Facet or Natural
for D-H, IF-VVS2
GIA Comments No Graining Comment IF-VS2 No Internal Graining Comment
for D-H, IF-VS1
GIA Comments No "clarity based on cloud
that is or are not shown"
No "clarity based on cloud
that is or are not shown"
No "clarity based on cloud
that is or are not shown"
Seller Requirement No tint, "center black"
or open inclusions
No Green Tint No Green Tint
Seller Requirement EyeClean: SI2+ to 3.99ct,
SI1+ to 4.99, VS2+ all sizes
Seller Requirement No Marange Diamonds No Marange Diamonds No Marange Diamonds
Minimum MM
for each size
See separate table. See separate table.
    
A4 A5 Minimum Millimeters
for RapSpecs A1 & A2
Grading Report GIA GIA Size ct.      Min mm
Shape Round Brilliant Round Brilliant 0.30 - 0.34      4.27
Cut Excellent Excellent 0.35 - 0.39      4.49
Polish Excellent Excellent 0.40 - 0.49      4.70
Symmetry Excellent Excellent 0.50 - 0.59      5.05
Culet None None or Very Small 0.60 - 0.69      5.35
Depth % 58.5 - 62.9% 58.5 - 62.9% 0.70 - 0.79      5.65
Table % 55 - 62% 55 - 62% 0.80 - 0.89      5.90
Girdle No Extremely Thin,
Extremely Thick
or Very Thick
No Extremely Thin,
Extremely Thick
or Very Thick
0.90 - 0.99      6.15
1.01 - 1.09      6.40
1.10 - 1.24      6.55
Fluorescence Medium Blue Allowed 1.25 - 1.49      6.85
Weight No .00 sizes No .00 sizes 1.50 - 1.69      7.30
GIA Comments No GIA Color Comment No GIA Color Comment 1.70 - 1.99      7.60
GIA Comments No Knot or Cavity 2.01 - 2.49      8.05
GIA Comments No "clarity based on cloud
that is or are not shown"
No "clarity based on cloud
that is or are not shown"
2.50 - 2.99      8.60
3.01 - 3.49      9.15
Seller Requirement No Green Tint No Green Tint 3.50 - 3.99      9.62
Seller Requirement No Marange Diamonds No Marange Diamonds 4.01 - 4.99      10.05
© Copyright 2015 by Rapaport USA. All rights reserved. 5.01 - 5.99      11.00
RAPAPORT DIAMOND SPECIFICATIONS  -  April 13, 2015
B1 B2 B3
Grading Report GIA GIA GIA
Shape Round Brilliant Round Brilliant Round Brilliant
Cut Excellent VG+ VG+
Polish VG+ VG+ VG+
Symmetry VG+ VG+ VG+
Culet None None None
Depth % 59.0 - 62.9% 58.5 - 62.9% 57.5 - 63.5%
Table % 55 - 62% 55 - 62% 55 - 63%
Girdle No Extremely Thin,
Extremely Thick
or Very Thick
No Extremely Thin,
Extremely Thick
or Very Thick
No Extremely Thin,
Extremely Thick
or Very Thick
Fluorescence Faint Blue Allowed Faint Blue Allowed Faint Blue Allowed
Weight No .00 sizes No .00 sizes
GIA Comments No GIA Color Comment No GIA Color Comment No GIA Color Comment
GIA Comments No Knot or Cavity No Knot or Cavity
GIA Comments No Internal Graining Comment
for D-H, IF-VVS
GIA Comments No "Grading based on cloud/s
that is/are not shown"
No "Grading based on cloud/s
that is/are not shown"
No "Grading based on cloud/s
that is/are not shown"
Seller Requirement No Green Tint No Green Tint No Green Tint
Seller Requirement No Marange Diamonds No Marange Diamonds No Marange Diamonds
    
B4 B5
Grading Report GIA GIA
Shape Round Brilliant Round Brilliant
Cut VG+ VG+
Polish VG+ VG+
Symmetry VG+ VG+
Culet None None or Very Small
Depth % 57.5 - 63.5% 57.5 - 63.5%
Table % 55 - 63% 55 - 63%
Girdle No Extremely Thin,
Extremely Thick
or Very Thick
No Extremely Thin,
Extremely Thick
or Very Thick
Fluorescence Medium Blue Allowed
GIA Comments No GIA Color Comment No GIA Color Comment
GIA Comments No "Grading based on cloud/s
that is/are not shown"
No "Grading based on cloud/s
that is/are not shown"
Seller Requirement No Green Tint No Green Tint
Seller Requirement No Marange Diamonds No Marange Diamonds
© Copyright 2015 by Rapaport USA. All rights reserved.
RAPAPORT DIAMOND SPECIFICATIONS  -  April 13, 2015
C1 C2 C3
Grading Report GIA GIA
Shape Round Brilliant Round Brilliant Round Brilliant
Cut VG+ VG+ VG+
Polish G+ G+ G+
Symmetry G+ G+ G+
Culet None None, Very Small, Small None, Very Small, Small
Depth % 59.0 - 62.9% 57.5 - 62.9%
Table % 55 - 62% 54 - 63%
Fluorescence Faint OK Medium Blue Allowed Very Strong Blue Allowed
GIA Comments No GIA Color Comment No GIA Color Comment
GIA Comments No Knot or Cavity
GIA Comments No Internal Graining Comment
for D-H, IF-VVS
GIA Comments No "Grading based on cloud/s
that is/are not shown"
No "Grading based on cloud/s
that is/are not shown"
Seller Requirement No Green Tint No Green Tint No Green Tint
Seller Requirement No Marange Diamonds No Marange Diamonds No Marange Diamonds
 
C4
Shape Round Brilliant
Cut G+
Polish G+
Symmetry G+
Culet None, Very Small, Small
Seller Requirement No Green Tint
Seller Requirement No Marange Diamonds
© Copyright 2015 by Rapaport USA. All rights reserved.




Below are the historic Rapaport Specifications that are being replaced by the new Rapaport Specifications

Old Specifications as of July 31, 2014

Rapaport RapSpec-1 RapSpec-2
Shape Round Brilliant Round Brilliant
Cut Grade Excellent Excellent or Very Good
Polish/Symmetry Excellent or Very Good Excellent or Very Good
Total Depth % 58.6% - 62.9% 58.0% - 63.5%
Table % 54% - 63% 52% - 65%
Girdle Thickness Very Thin/Thin Medium or Medium-Thick Very Thin-Thick
Culet Size No large, medium, chip or abraded No large, medium, chip or abraded
Fluorescence None or Faint Blue None or Faint Blue
Comments No treatments No treatments
No crown angle comment No crown angle comment
Size in Carats Minimum Diameter (mm) Minimum Diameter (mm)
1.00 - 1.09 6.40 6.40
1.10 - 1.19 6.60 6.55
1.20 - 1.29 6.80 6.75
1.30 - 1.39 7.00 6.90
1.40 - 1.49 7.20 7.10
   
RapSpec 3 Same as RapSpec-2 except medium blue-fluorescence is allowed
Notes RapSpec-1 girdle should not be Very Thin to Thick as this may indicate wavy girdle
RapSpec-1 standards for center or black inclusions, graining and large naturals
will be stricter than RapSpec 2 and 3
© Copyright 2014 by Rapaport USA Inc. All rights reserved. RAPAPORT® is a registered trademark of Rapaport USA Inc.

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