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Emerald|Lab Grown|IGI

2.56ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG789628731

Shape and cutting style on the report: Emerald cut

Certificate IGI LG789628731

Diamond specifications and retailer prices

From $668 CAD
$477 USD
As of October 27, 2026
Save $4,819 CAD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,486 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.56ct lab-grown emerald diamond

This 2.56ct lab-grown emerald 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 LG789628731 or 789628731. Listed at 15 retailers as of October 27, 2026, with prices from $668 to $5,486, a $4,819 spread on the same certified stone. Brilliant Earth lists it at $5,486. 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

2.56
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789628731
Dimensions9.29 × 6.30 × 4.28 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.29 mm6.30 mm2.56 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789628731
Side View
Table 70.0%Crown 31.9°Girdle: STK-THKPavilion 37.6°Culet: LargeDepth 67.9%

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: Oct 27
Current: $5,486 CAD|Low: $641 CAD|High: $6,172 CAD|Avg: $1,913 CAD|-3.0%
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
October 29, 2026
Retailer 11$668 CAD
Retailer 13$746 CAD
Retailer 5$747 CAD
Retailer 4$827 CAD
Retailer 14$827 CAD
Retailer 9$1,022 CAD
Retailer 6$1,215 CAD
Retailer 15$1,290 CAD
Retailer 2$1,369 CAD
Retailer 10$2,224 CAD
Retailer 3$2,659 CAD
Retailer 7$2,700 CAD
Retailer 12$2,906 CAD
Retailer 8$3,056 CAD
Brilliant Earth$5,486 CAD

40 data points across 15 retailers

15 retailers$668 CAD to $5,486 CAD

A
Cheapest Retailer
-
$668 CAD
$477 USD
A
Retailer 2
-
$746 CAD
$533 USD
View
Final sale: no returns
A
Retailer 3
-
$747 CAD
$534 USD
View
A
Retailer 4
-
$827 CAD
$591 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$827 CAD
$591 USD
View
A
Retailer 6
-
$1,022 CAD
$730 USD
View
B+
Retailer 7
-
$1,215 CAD
$868 USD
View
B+
Retailer 8
-
$1,290 CAD
$922 USD
View
B+
Retailer 9
-
$1,369 CAD
£770 GBP
View
B
Retailer 10
-
$2,224 CAD
$1,589 USD
View
B
Retailer 11
-
$2,659 CAD
$1,900 USD
View
B
Retailer 12
-
$2,700 CAD
$1,929 USD
View
B
Retailer 13
-
$2,906 CAD
$2,076 USD
View
B
Retailer 14
-
$3,056 CAD
£1,719 GBP
View
Most Expensive
B
Brilliant Earth
21067411A · Oct 29
$5,486 CAD
$3,920 USD
View
14 more retailers have this diamond
Prices start from $668 CADSave up to $4,819 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
2.56ct Emerald
$668 CAD