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Cushion|Lab Grown|IGI

3.08ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG847670906

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG847670906

Diamond specifications and retailer prices

From $900 CAD
£506 GBP
As of October 27, 2026
Save $2,767 CAD (75%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,667 CAD at Brilliant Earth · As of October 26, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG847670906 or 847670906. Listed at 2 retailers as of October 26, 2026, with prices from $900 to $3,667, a $2,767 spread on the same certified stone. Brilliant Earth lists it at $3,667. 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
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847670906
Dimensions9.86 × 7.67 × 5.19 mm
L/W Ratio1.29
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.86 mm7.67 mm3.08 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847670906
Side View
Table 63.0%Crown 36.2°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 67.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $3,667 CAD|Low: $900 CAD|High: $3,667 CAD|Avg: $2,287 CAD
Brilliant Earth
Retailer 2
October 27, 2026
Retailer 2$900 CAD
Brilliant Earth$3,667 CAD

2 data points across 2 retailers

2 retailers$900 CAD to $3,667 CAD

A
Cheapest Retailer
-
$900 CAD
£506 GBP
Most Expensive
B
Brilliant Earth
22236508A · Oct 26
$3,667 CAD
$2,620 USD
View
1 more retailer has this diamond
Prices start from $900 CADSave up to $2,767 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