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Cushion|Lab Grown|IGI

3.08ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG607388765

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG607388765

Diamond specifications and retailer prices

From $900 CAD
As of November 5, 2026
Save $2,926 CAD (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,826 CAD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.08ct lab-grown cushion diamond

This 3.08ct 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 LG607388765 or 607388765. Listed at 10 retailers as of November 4, 2026, with prices from $900 to $3,826, a $2,926 spread on the same certified stone. Brilliant Earth lists it at $3,826. 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

3.08
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607388765
Dimensions8.55 × 8.38 × 5.49 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.55 mm8.38 mm3.08 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607388765
Side View
Table 63.0%Crown 35.8°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 65.5%

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 5
Current: $3,826 CAD|Low: $692 CAD|High: $4,459 CAD|Avg: $1,756 CAD|-14.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 9$692 CAD
Retailer 10$851 CAD
Retailer 7$900 CAD
Retailer 6$1,010 CAD
Retailer 3$1,100 CAD
Retailer 2$1,125 CAD
Retailer 11$1,228 CAD
Retailer 12$1,480 CAD
Retailer 5$2,703 CAD
Retailer 8$2,771 CAD
Retailer 4$3,365 CAD
Brilliant Earth$3,826 CAD

40 data points across 12 retailers

10 retailers$900 CAD to $3,826 CAD

Retailer 1
-
$692 CAD
Price last confirmed 12 days ago
A
Retailer 2
-
$900 CAD
View
A
Retailer 3
-
$1,010 CAD
View
B+
Retailer 4
-
$1,100 CAD
View
A
Retailer 5
-
$1,125 CAD
View
A
Retailer 6
-
$1,228 CAD
View
A
Retailer 7
-
$1,480 CAD
View
B
Retailer 8
-
$2,703 CAD
View
B
Retailer 9
-
$3,365 CAD
View
Most Expensive
B
Brilliant Earth
8587033A · Nov 4
$3,826 CAD
$2,720 USD
View
9 more retailers have this diamond
Prices start from $900 CADSave up to $2,926 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
3.08ct Cushion
$900 CAD