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Cushion|Lab Grown|IGI

3.06ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG522237342

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG522237342

Diamond specifications and retailer prices

From $888 CAD
As of November 6, 2026
Save $3,487 CAD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,375 CAD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522237342 or 522237342. Listed at 9 retailers as of November 6, 2026, with prices from $888 to $4,375, a $3,487 spread on the same certified stone. Brilliant Earth lists it at $4,375. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.06
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522237342
Dimensions8.50 × 8.34 × 5.57 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
8.50 mm8.34 mm3.06 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522237342
Side View
Table 63.5%Crown 35.3°Girdle: STK-VTKPavilion 41.1°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,375 CAD|Low: $843 CAD|High: $4,811 CAD|Avg: $2,076 CAD|-9.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8$888 CAD
Retailer 6$983 CAD
Retailer 3$1,167 CAD
Retailer 7$1,373 CAD
Retailer 5$1,515 CAD
Retailer 2$1,519 CAD
Retailer 4$4,269 CAD
Brilliant Earth$4,375 CAD

43 data points across 8 retailers

9 retailers$888 CAD to $4,375 CAD

A
Cheapest Retailer
-
$888 CAD
Final sale: no returns
Retailer 2
-
$983 CAD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$1,167 CAD
View
A
Retailer 4
-
$1,373 CAD
View
A
Retailer 5
-
$1,515 CAD
View
A
Retailer 6
-
$1,519 CAD
View
B
Retailer 7
-
$3,096 CAD
View
B
Retailer 8
-
$4,269 CAD
View
Most Expensive
B
Brilliant Earth
17972593A · Nov 6
$4,375 CAD
$3,110 USD
View
8 more retailers have this diamond
Prices start from $888 CADSave up to $3,487 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.

A
3.06ct Cushion
$888 CAD