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Cushion|Lab Grown|IGI

3.01ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG754522117

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG754522117

Diamond specifications and retailer prices

From $713 CAD
As of November 6, 2026
Save $4,379 CAD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,092 CAD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.01ct lab-grown cushion diamond

This 3.01ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754522117 or 754522117. Listed at 16 retailers as of November 5, 2026, with prices from $713 to $5,092, a $4,379 spread on the same certified stone. Brilliant Earth lists it at $5,092. 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

3.01
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754522117
Dimensions8.63 × 8.62 × 5.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.63 mm8.62 mm3.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754522117
Side View
Table 63.0%Crown 38.6°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 63.9%

Caratlytics Score

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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: $5,092 CAD|Low: $651 CAD|High: $5,092 CAD|Avg: $1,794 CAD|+1.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 7, 2026
Retailer 11$713 CAD
Retailer 4$729 CAD
Retailer 9$935 CAD
Retailer 5$1,149 CAD
Retailer 3$1,152 CAD
Retailer 8$1,191 CAD
Retailer 10$1,274 CAD
Retailer 15$1,400 CAD
Retailer 13$1,867 CAD
Retailer 7$2,391 CAD
Retailer 2$2,532 CAD
Retailer 6$2,657 CAD
Retailer 12$2,671 CAD
Retailer 14$2,736 CAD
Brilliant Earth$5,092 CAD

44 data points across 15 retailers

16 retailers$713 CAD to $5,092 CAD

A
Cheapest Retailer
-
$713 CAD
Final sale: no returns
Retailer 2
-
$729 CAD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$935 CAD
View
B+
Retailer 4
-
$1,149 CAD
View
A
Retailer 5
-
$1,152 CAD
View
A
Retailer 6
-
$1,191 CAD
View
A
Retailer 7
-
$1,274 CAD
View
A
Retailer 8
-
$1,400 CAD
View
B+
Retailer 9
-
$1,867 CAD
View
B+
Retailer 10
-
$2,391 CAD
View
B
Retailer 11
-
$2,532 CAD
View
B
Retailer 12
-
$2,657 CAD
View
B+
Retailer 13
-
$2,671 CAD
View
B
Retailer 14
-
$2,736 CAD
View
B
Retailer 15
-
$5,022 CAD
View
Most Expensive
B
Brilliant Earth
17510552A · Nov 5
$5,092 CAD
$3,620 USD
View
15 more retailers have this diamond
Prices start from $713 CADSave up to $4,379 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
3.01ct Cushion
$713 CAD