Rapaport is introducing new diamond specifications for a broad range of diamond qualities.
RAPAPORT DIAMOND SPECIFICATIONS  -  August 20, 2020
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A1
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A2
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A3
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Grading Report
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GIA
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GIA
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GIA
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Shape
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Round Brilliant
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Round Brilliant
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Round Brilliant
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Cut
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Excellent
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Excellent
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Excellent
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Polish
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Excellent
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Excellent
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Excellent
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Symmetry
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Excellent
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Excellent
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Excellent
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Culet
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None
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None
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None
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Depth %
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59.0 - 62.9%
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59.0 - 62.9%
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58.5 - 63.5%
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Table %
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56 - 60%
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55 - 60%
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55 - 62%
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Girdle
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No Extremely Thin,
Extremely Thick
or Very Thick
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No Extremely Thin,
Extremely Thick
or Very Thick
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No Extremely Thin,
Extremely Thick
or Very Thick
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Fluorescence
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None
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None
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None
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Weight
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No .00 sizes for
1.00 and larger
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No .00 sizes for
1.00 and larger
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No .00 sizes for
1.00 and larger
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GIA Comments
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No GIA Color Comment
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No GIA Color Comment
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No GIA Color Comment
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GIA Comments
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No Knot or Cavity
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No Knot or Cavity
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No Knot or Cavity
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GIA Comments
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No Extra Facet or Natural
for D-H, IF-VVS2
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GIA Comments
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No Graining Comment
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No Graining Comment
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GIA Comments
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For SI1 or lower
No "clarity based on cloud"
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For SI1 or lower
No "clarity based on cloud"
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For SI1 or lower
No "clarity based on cloud"
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Seller Requirement
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No Tint, No Milky
"grademaker center black"
or open inclusions
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No Tint, No Milky
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No Green Tint
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Seller Requirement
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EyeClean: SI2+ to 3.99ct,
SI1+ to 4.99, VS2+ all sizes
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Seller Requirement
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No Marange Diamonds
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No Marange Diamonds
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No Marange Diamonds
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Minimum MM
for each size
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See separate table.
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See separate table.
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A4
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A5
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Minimum Millimeters
for RapSpecs A1 & A2
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Grading Report
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GIA
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GIA
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Size ct.      Min mm
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Shape
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Round Brilliant
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Round Brilliant
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0.30 - 0.34      4.27
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Cut
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Excellent
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Excellent
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0.35 - 0.39      4.49
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Polish
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Excellent
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Excellent
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0.40 - 0.49      4.70
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Symmetry
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Excellent
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Excellent
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0.50 - 0.59      5.05
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Culet
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None
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None or Very Small
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0.60 - 0.69      5.35
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Depth %
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58.5 - 63.5%
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58.5 - 63.5%
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0.70 - 0.79      5.65
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Table %
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55 - 62%
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55 - 62%
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0.80 - 0.89      5.90
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Girdle
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No Extremely Thin,
Extremely Thick
or Very Thick
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No Extremely Thin,
Extremely Thick
or Very Thick
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0.90 - 0.99      6.15
1.01 - 1.09      6.40
1.10 - 1.24      6.55
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Fluorescence
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Faint Allowed
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1.25 - 1.49      6.85
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Weight
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No .00 sizes for
1.00 and larger
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No .00 sizes for
1.00 and larger
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1.50 - 1.69      7.30
1.70 - 1.99      7.60
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GIA Comments
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No GIA Color Comment
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No GIA Color Comment
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2.01 - 2.49      8.05
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GIA Comments
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2.50 - 2.99      8.60
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GIA Comments
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For SI1 or lower
No "clarity based on cloud"
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For SI1 or lower
No "clarity based on cloud"
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3.01 - 3.49      9.15
3.50 - 3.99      9.62
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Seller Requirement
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No Green Tint
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No Green Tint
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4.01 - 4.99      10.05
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Seller Requirement
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No Marange Diamonds
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No Marange Diamonds
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5.01 - 5.99      11.00
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© Copyright 2016 by Rapaport USA. All rights reserved. |
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RAPAPORT DIAMOND SPECIFICATIONS  -  August 20, 2020
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B1
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B2
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B3
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Grading Report
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GIA
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GIA
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GIA
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Shape
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Round Brilliant
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Round Brilliant
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Round Brilliant
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Cut
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Excellent
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VG+
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VG+
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Polish
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VG+
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VG+
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VG+
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Symmetry
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VG+
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VG+
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VG+
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Culet
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None
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None
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None
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Depth %
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59.0 - 62.9%
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58.5 - 62.9%
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57.5 - 63.5%
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Table %
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55 - 62%
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55 - 62%
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55 - 63%
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Girdle
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No Extremely Thin,
Extremely Thick
or Very Thick
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No Extremely Thin,
Extremely Thick
or Very Thick
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No Extremely Thin,
Extremely Thick
or Very Thick
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Fluorescence
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Faint Blue Allowed
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Faint Blue Allowed
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Faint Blue Allowed
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Weight
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No .00 sizes for
1.00 and larger
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No .00 sizes for
1.00 and larger
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GIA Comments
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No GIA Color Comment
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No GIA Color Comment
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No GIA Color Comment
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GIA Comments
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No Knot or Cavity
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No Knot or Cavity
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GIA Comments
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No Internal Graining Comment
for D-H, IF-VVS
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GIA Comments
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For SI1 or lower
No "clarity based on cloud"
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For SI1 or lower
No "clarity based on cloud"
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For SI1 or lower
No "clarity based on cloud"
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Seller Requirement
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No Green Tint
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No Green Tint
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No Green Tint
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Seller Requirement
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No Marange Diamonds
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No Marange Diamonds
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No Marange Diamonds
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B4
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B5
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Grading Report
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GIA
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GIA
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Shape
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Round Brilliant
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Round Brilliant
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Cut
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VG+
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VG+
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Polish
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VG+
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VG+
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Symmetry
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VG+
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VG+
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Culet
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None
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None or Very Small
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Depth %
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57.5 - 63.5%
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57.5 - 63.5%
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Table %
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55 - 63%
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55 - 63%
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Girdle
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No Extremely Thin,
Extremely Thick
or Very Thick
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No Extremely Thin,
Extremely Thick
or Very Thick
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Fluorescence
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Medium Blue Allowed
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GIA Comments
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No GIA Color Comment
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No GIA Color Comment
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GIA Comments
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For SI1 or lower
No "clarity based on cloud"
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For SI1 or lower
No "clarity based on cloud"
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Seller Requirement
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No Green Tint
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No Green Tint
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Seller Requirement
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No Marange Diamonds
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No Marange Diamonds
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© Copyright 2016 by Rapaport USA. All rights reserved.
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RAPAPORT DIAMOND SPECIFICATIONS  -  August 20, 2020
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C1
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C2
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C3
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Grading Report
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GIA
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GIA
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Shape
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Round Brilliant
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Round Brilliant
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Round Brilliant
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Cut
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VG+
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VG+
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VG+
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Polish
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G+
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G+
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G+
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Symmetry
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G+
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G+
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G+
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Culet
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None
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None, Very Small, Small
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None, Very Small, Small
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Depth % |
59.0 - 62.9% |
57.5 - 62.9% |
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Table % |
55 - 62% |
54 - 63% |
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Fluorescence |
Faint OK |
Medium Blue Allowed |
Strong Blue Allowed |
GIA Comments
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No GIA Color Comment
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No GIA Color Comment
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GIA Comments |
No Knot or Cavity |
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GIA Comments
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No Internal Graining Comment
for D-H, IF-VVS
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|
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GIA Comments |
For SI1 or lower
No "clarity based on cloud" |
For SI1 or lower
No "clarity based on cloud" |
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Seller Requirement |
No Green Tint |
No Green Tint |
No Green Tint |
Seller Requirement |
No Marange Diamonds |
No Marange Diamonds |
No Marange Diamonds |
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C4
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C5
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Shape
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Round Brilliant
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Round Brilliant
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Cut
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VG+
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G+
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Polish
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G+
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G+
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Symmetry
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G+
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G+
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Culet
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None, Very Small, Small
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None, Very Small, Small
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Fluoresence |
Very Strong Blue Allowed |
Very Strong Blue Allowed |
Seller Requirement |
No Green Tint |
No Green Tint |
Seller Requirement |
No Marange Diamonds |
No Marange Diamonds |
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© Copyright 2016 by Rapaport USA. All rights reserved.
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