Guide to the Price Lists


New Rapaport Diamond Specifications - August 8, 2014

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

Effective August 8, 2014, The Rapaport Price List will be based on the new “Rapaport Diamond Specification A”.
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  -  August 8, 2014
A+ A A–
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 % 59.5 - 62.5% 59.0 - 62.5% 58.5 - 62.9%
Table % 56 - 61% 56 - 61% 55 - 62%
Fluorescence None None for D-H, IF-VS1,
Faint Blue OK For VS2-I2
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, Cavity, Naturals
or Extra Facet
No Knot, Cavity
or Naturals
No Knot or Cavity
GIA Comments No Graining Comment IF-VS2 No Internal Graining Comment
for D-H, IF-VS1
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 tint, black, center
or open inclusions
No Green Tint No Green Tint
Seller Requirement No Marange Diamonds No Marange Diamonds No Marange Diamonds
Minimum MM
for each size
See separate table. See separate table. See separate table.
© Copyright 2014 by Rapaport USA. All rights reserved.
RAPAPORT DIAMOND SPECIFICATIONS  -  August 8, 2014
B+ B B–
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%
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
© Copyright 2014 by Rapaport USA. All rights reserved.
RAPAPORT DIAMOND SPECIFICATIONS  -  August 8, 2014
C+ C C–
Grading Report GIA GIA GIA
Shape Round Brilliant Round Brilliant Round Brilliant
Cut VG+ VG+ G+
Polish VG+ VG+ G+
Symmetry VG+ VG+ G+
Culet None None or Small None or Small
Depth % 59.0 - 62.9% 57.5 - 62.9%
Table % 55 - 62% 54 - 63%
Fluorescence Medium Blue Allowed Strong Blue Allowed Strong Blue Allowed
Weight No .00 sizes
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
© Copyright 2014 by Rapaport USA. All rights reserved.


Minimum Millimeter Requirements

For Rapaport Specifications A+, A and A–

Sizes 0.30 – 5.00 ct.


Size Range Min Diameter Size Range Min Diameter
0.30-0.34 4.30 3.00-3.09 9.15
0.35-0.39 4.50 3.10-3.19 9.20
0.40-0.44 4.70 3.20-3.29 9.27
0.45-0.49 4.80 3.30-3.39 9.34
0.50-0.54 5.15 3.40-3.49 9.40
0.55-0.59 5.27 3.50-3.59 9.45
0.60-0.64 5.40 3.60-3.69 9.55
0.65-0.69 5.47 3.70-3.79 9.65
0.70-0.74 5.65 3.80-3.89 9.80
0.75-0.79 5.75 3.90-3.99 9.95
0.80-0.84 5.90 4.00-4.09 10.05
0.85-0.89 6.05 4.10-4.19 10.15
0.90-0.94 6.20 4.20-4.29 10.25
0.95-0.99 6.30 4.30-4.39 10.35
1.00-1.09 6.40 4.40-4.49 10.45
1.10-1.19 6.58 4.50-4.59 10.55
1.20-1.24 6.78 4.60-4.69 10.65
1.25-1.29 6.90 4.70-4.79 10.75
1.30-1.39 6.98 4.80-4.89 10.85
1.40-1.49 7.14 4.90-4.99 10.95
1.50-1.59 7.30 5.00-5.09 11.05
1.60-1.69 7.46 5.10-5.19 11.10
1.70-1.79 7.65 5.20-5.29 11.16
1.80-1.89 7.80 5.30-5.39 11.21
1.90-1.99 7.95 5.40-5.49 11.27
2.00-2.09 8.10 5.50-5.59 11.32
2.10-2.19 8.17 5.60-5.69 11.38
2.20-2.29 8.25 5.70-5.79 11.43
2.30-2.39 8.33 5.80-5.89 11.49
2.40-2.49 8.41 5.90-5.99 11.54
2.50-2.59 8.50 6.00 11.60
2.60-2.69 8.63
2.70-2.79 8.76
2.80-2.89 8.90
2.90-2.99 9.02
© Copyright 2014 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
Cutlet 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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