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Marquise|Lab Grown|IGI

2.50ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG803613404

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG803613404

Diamond specifications and retailer prices

From $1,347 CAD
$964 USD
As of October 30, 2026
Save $5,833 CAD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,180 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.5ct lab-grown marquise diamond

This 2.5ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG803613404 or 803613404. Listed at 20 retailers as of October 30, 2026, with prices from $1,347 to $7,180, a $5,833 spread on the same certified stone. Brilliant Earth lists it at $7,180. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.50
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803613404
Dimensions14.52 × 6.84 × 4.46 mm
L/W Ratio2.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.52 mm6.84 mm2.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803613404
Side View
Table 61.0%Crown 35.3°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 65.2%

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: $7,180 CAD|Low: $1,347 CAD|High: $11,063 CAD|Avg: $3,870 CAD|-35.1%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
October 31, 2026
Retailer 17$1,347 CAD
Retailer 9$1,499 CAD
Retailer 5$1,507 CAD
Retailer 4$1,562 CAD
Retailer 18$1,584 CAD
Retailer 19$1,806 CAD
Retailer 12$1,921 CAD
Retailer 15$2,010 CAD
Retailer 2$2,408 CAD
Retailer 11$2,554 CAD
Retailer 10$2,661 CAD
Retailer 8$2,996 CAD
Retailer 13$3,365 CAD
Retailer 14$3,603 CAD
Retailer 6$4,322 CAD
Retailer 16$4,843 CAD
Retailer 3$5,438 CAD
Retailer 7$5,450 CAD
Brilliant Earth$7,180 CAD

32 data points across 19 retailers

20 retailers$1,347 CAD to $7,180 CAD

A
Cheapest Retailer
-
$1,347 CAD
$964 USD
A
Retailer 2
-
$1,499 CAD
$1,073 USD
View
A
Retailer 3
-
$1,507 CAD
$1,079 USD
View
Final sale: no returns
A
Retailer 4
-
$1,562 CAD
$1,118 USD
View
A
Retailer 5
-
$1,584 CAD
£893 GBP
View
A
Retailer 6
-
$1,806 CAD
HK$10,100 HKD
View
A
Retailer 7
-
$1,921 CAD
$1,375 USD
View
A
Retailer 8
-
$2,010 CAD
$1,439 USD
View
A
Retailer 9
-
$2,408 CAD
£1,357 GBP
View
A
Retailer 10
-
$2,554 CAD
$1,828 USD
View
A
Retailer 11
-
$2,661 CAD
€1,814 EUR
View
A
Retailer 12
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$2,996 CAD
$2,145 USD
View
A
Retailer 13
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$3,365 CAD
$2,409 USD
View
A
Retailer 14
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$3,603 CAD
$2,579 USD
View
A
Retailer 15
-
$4,322 CAD
£2,436 GBP
View
A
Retailer 16
-
$4,843 CAD
$3,467 USD
View
A
Retailer 17
-
$5,438 CAD
$3,893 USD
View
A
Retailer 18
-
$5,450 CAD
£3,072 GBP
View
Retailer 19
-
$6,035 CAD
$4,320 USD
View
Price last confirmed 34 days ago
Most Expensive
B+
Brilliant Earth
19883505A · Oct 30
$7,180 CAD
$5,140 USD
View
19 more retailers have this diamond
Prices start from $1,347 CADSave up to $5,833 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 Marquise
$1,347 CAD