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Marquise|Lab Grown|IGI

2.54ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG826644897

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826644897

Diamond specifications and retailer prices

From $662 CAD
HK$3,700 HKD
As of October 30, 2026
Save $2,537 CAD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,199 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.54ct lab-grown marquise diamond

This 2.54ct lab-grown marquise 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 LG826644897 or 826644897. Listed at 16 retailers as of October 30, 2026, with prices from $662 to $3,199, a $2,537 spread on the same certified stone. Brilliant Earth lists it at $3,199. 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

2.54
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826644897
Dimensions14.42 × 7.30 × 4.28 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.42 mm7.30 mm2.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826644897
Side View
Table 63.0%Crown 32.9°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 58.6%

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 30
Current: $3,199 CAD|Low: $548 CAD|High: $5,238 CAD|Avg: $1,663 CAD|-38.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 3$548 CAD
Retailer 7$762 CAD
Retailer 6$915 CAD
Retailer 9$937 CAD
Retailer 12$974 CAD
Retailer 8$1,084 CAD
Retailer 4$1,171 CAD
Retailer 5$1,470 CAD
Retailer 2$1,893 CAD
Retailer 10$2,383 CAD
Retailer 11$2,878 CAD
Brilliant Earth$3,199 CAD

41 data points across 12 retailers

16 retailers$662 CAD to $3,199 CAD

Retailer 1
-
$489 CAD
$350 USD
Price last confirmed 14 days ago
Retailer 2
-
$567 CAD
$406 USD
View
Price last confirmed 16 days ago
Retailer 3
-
$606 CAD
$434 USD
View
Price last confirmed 28 days ago
A
Retailer 4
-
$662 CAD
HK$3,700 HKD
View
A
Retailer 5
-
$762 CAD
£429 GBP
View
A
Retailer 6
-
$915 CAD
$655 USD
View
A
Retailer 7
-
$937 CAD
€639 EUR
View
B+
Retailer 8
-
$974 CAD
$697 USD
View
A
Retailer 9
-
$1,084 CAD
£611 GBP
View
B+
Retailer 10
-
$1,171 CAD
$838 USD
View
B+
Retailer 11
-
$1,470 CAD
$1,052 USD
View
B
Retailer 12
-
$1,893 CAD
SGD 1,831 SGD
View
Retailer 13
-
$1,949 CAD
$1,395 USD
View
Price last confirmed 14 days ago
Retailer 14
-
$2,383 CAD
£1,343 GBP
View
Price last confirmed 10 days ago
B
Retailer 15
-
$2,878 CAD
$2,060 USD
View
Most Expensive
B
Brilliant Earth
20881561A · Oct 30
$3,199 CAD
$2,290 USD
View
15 more retailers have this diamond
Prices start from $662 CADSave up to $2,537 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
2.54ct Marquise
$662 CAD