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Emerald|Lab Grown|IGI

2.50ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG594321590

Shape and cutting style on the report: Emerald cut

Certificate IGI LG594321590

Diamond specifications and retailer prices

From $428 CAD
$306 USD
As of October 30, 2026
Save $2,861 CAD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,289 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.5ct lab-grown emerald diamond

This 2.5ct lab-grown emerald sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG594321590 or 594321590. Listed at 15 retailers as of October 29, 2026, with prices from $428 to $3,289, a $2,861 spread on the same certified stone. Brilliant Earth lists it at $3,289. 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

2.50
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG594321590
Dimensions9.01 × 6.39 × 4.34 mm
L/W Ratio1.41
Culet sizeLong
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
9.01 mm6.39 mm2.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG594321590
Side View
Table 64.0%Crown 38°Girdle: MediumPavilion 39.4°Culet: LNGDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,289 CAD|Low: $353 CAD|High: $3,499 CAD|Avg: $1,222 CAD|-6.0%
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
October 29, 2026
Retailer 8$411 CAD
Retailer 4$428 CAD
Retailer 12$497 CAD
Retailer 15$530 CAD
Retailer 16$530 CAD
Retailer 11$749 CAD
Retailer 9$789 CAD
Retailer 5$866 CAD
Retailer 2$941 CAD
Retailer 6$1,052 CAD
Retailer 13$1,631 CAD
Retailer 3$1,706 CAD
Retailer 10$2,138 CAD
Retailer 14$2,491 CAD
Retailer 7$2,701 CAD
Brilliant Earth$3,289 CAD

39 data points across 16 retailers

15 retailers$428 CAD to $3,289 CAD

A
Cheapest Retailer
-
$428 CAD
$306 USD
A
Retailer 2
-
$497 CAD
$355 USD
View
A
Retailer 3
-
$530 CAD
$379 USD
View
A
Retailer 4
-
$530 CAD
$379 USD
View
A
Retailer 5
-
$749 CAD
$535 USD
View
A
Retailer 6
-
$789 CAD
€537 EUR
View
B+
Retailer 7
-
$866 CAD
$619 USD
View
B+
Retailer 8
-
$941 CAD
£529 GBP
View
B+
Retailer 9
-
$1,052 CAD
$752 USD
View
B
Retailer 10
-
$1,631 CAD
$1,165 USD
View
B
Retailer 11
-
$1,706 CAD
$1,219 USD
View
B
Retailer 12
-
$2,138 CAD
£1,203 GBP
View
B
Retailer 13
-
$2,491 CAD
$1,780 USD
View
B
Retailer 14
-
$2,701 CAD
$1,930 USD
View
Most Expensive
B
Brilliant Earth
7880824A · Oct 29
$3,289 CAD
$2,350 USD
View
14 more retailers have this diamond
Prices start from $428 CADSave up to $2,861 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
2.50ct Emerald
$428 CAD