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Round|Lab Grown|IGI

2.09ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG778667403

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778667403

Diamond specifications and retailer prices

From $387 CAD
As of November 5, 2026
Save $1,778 CAD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,165 CAD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 2.09ct lab-grown round diamond

This 2.09ct lab-grown round 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 LG778667403 or 778667403. Listed at 16 retailers as of November 5, 2026, with prices from $387 to $2,165, a $1,778 spread on the same certified stone. Brilliant Earth lists it at $2,165. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778667403
Dimensions8.28 × 8.23 × 4.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.28 mm8.23 mm2.09 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778667403
Side View
Table 59.0%Crown 33.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.4%

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: $2,165 CAD|Low: $377 CAD|High: $2,290 CAD|Avg: $1,030 CAD|-5.5%
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
Retailer 16
Retailer 17
November 6, 2026
Retailer 8$387 CAD
Retailer 16$450 CAD
Retailer 5$480 CAD
Retailer 6$480 CAD
Retailer 7$645 CAD
Retailer 3$698 CAD
Retailer 15$698 CAD
Retailer 13$789 CAD
Retailer 2$830 CAD
Retailer 17$916 CAD
Retailer 14$923 CAD
Retailer 4$982 CAD
Retailer 12$1,240 CAD
Retailer 9$1,543 CAD
Retailer 11$1,620 CAD
Retailer 10$1,919 CAD
Brilliant Earth$2,165 CAD

44 data points across 17 retailers

16 retailers$387 CAD to $2,165 CAD

A
Cheapest Retailer
-
$387 CAD
A
Retailer 2
-
$450 CAD
View
A
Retailer 3
-
$480 CAD
View
Retailer 4
-
$480 CAD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$645 CAD
View
A
Retailer 6
-
$698 CAD
View
A
Retailer 7
-
$789 CAD
View
A
Retailer 8
-
$830 CAD
View
A
Retailer 9
-
$916 CAD
View
A
Retailer 10
-
$923 CAD
View
A
Retailer 11
-
$982 CAD
View
B+
Retailer 12
-
$1,240 CAD
View
B+
Retailer 13
-
$1,543 CAD
View
B+
Retailer 14
-
$1,620 CAD
View
B
Retailer 15
-
$1,919 CAD
View
Most Expensive
B
Brilliant Earth
18492787A · Nov 5
$2,165 CAD
$1,550 USD
View
15 more retailers have this diamond
Prices start from $387 CADSave up to $1,778 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 Round
$387 CAD