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Cushion|Natural|GIA

3.00ct D SI1 Cushion Natural Diamond

D/SI1 • GIA 6552900078

Certificate GIA 6552900078

Diamond specifications and retailer prices

From $56,659 CAD
As of November 6, 2026
Save $15,916 CAD (22%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $72,575 CAD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 3ct natural cushion diamond

This 3ct natural cushion sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included) and certified by GIA 6552900078. Listed at 6 retailers as of October 31, 2026, with prices from $56,659 to $72,575, a $15,916 spread on the same certified stone. Blue Nile lists it at $72,575. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.00
Carat
D
Color
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6552900078
Dimensions10.09 × 7.32 × 4.93 mm
L/W Ratio1.38
Top View
10.09 mm7.32 mm3.00 ctD / SI1
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552900078
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $72,575 CAD|Low: $56,659 CAD|High: $72,575 CAD|Avg: $61,459 CAD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$56,659 CAD
Retailer 2$56,842 CAD
Retailer 6$58,932 CAD
Retailer 5$62,469 CAD
Retailer 4$66,496 CAD
Blue Nile$72,575 CAD

38 data points across 6 retailers

6 retailers$56,659 CAD to $72,575 CAD

B+
Cheapest Retailer
-
$56,659 CAD
B+
Retailer 2
-
$56,842 CAD
View
B+
Retailer 3
-
$58,932 CAD
View
Final sale: no returns
Retailer 4
-
$62,469 CAD
View
Price last confirmed 28 days ago
B+
Retailer 5
-
$66,496 CAD
View
Most Expensive
B
Blue Nile
30380820 · Oct 31
$72,575 CAD
$51,596 USD
View
5 more retailers have this diamond
Prices start from $56,659 CADSave up to $15,916 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
3.00ct Cushion
$56,659 CAD