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Marquise|Lab Grown|IGI

2.09ct D SI1 Marquise Lab Grown Diamond

EX • D/SI1 • IGI LG841665660

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841665660

Diamond specifications and retailer prices

From $409 CAD
$293 USD
As of October 28, 2026
Save $2,482 CAD (86%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,892 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.09ct lab-grown marquise diamond

This 2.09ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841665660 or 841665660. Listed at 3 retailers as of October 28, 2026, with prices from $409 to $2,892, a $2,482 spread on the same certified stone. Brilliant Earth lists it at $2,892. 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

2.09
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841665660
Dimensions12.84 × 6.82 × 4.23 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.84 mm6.82 mm2.09 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841665660
Side View
Table 59.0%Crown 36.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $2,892 CAD|Low: $409 CAD|High: $4,121 CAD|Avg: $2,041 CAD|-29.8%
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$409 CAD
Retailer 2$823 CAD
Brilliant Earth$2,892 CAD

23 data points across 3 retailers

3 retailers$409 CAD to $2,892 CAD

A
Cheapest Retailer
-
$409 CAD
$293 USD
Final sale: no returns
A
Retailer 2
-
$823 CAD
£464 GBP
View
Most Expensive
B
Brilliant Earth
21706159A · Oct 30
$2,892 CAD
$2,070 USD
View
2 more retailers have this diamond
Prices start from $409 CADSave up to $2,482 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
2.09ct Marquise
$409 CAD