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Marquise|Lab Grown|IGI

2.51ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG744514306

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG744514306

Diamond specifications and retailer prices

From $2,308 CAD
$1,652 USD
As of October 30, 2026
Save $13,575 CAD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $15,883 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.51ct lab-grown marquise diamond

This 2.51ct 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 LG744514306 or 744514306. Listed at 19 retailers as of October 30, 2026, with prices from $2,308 to $15,883, a $13,575 spread on the same certified stone. Do Amore Diamonds lists it at $15,883. 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

2.51
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744514306
Dimensions13.64 × 7.02 × 4.51 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
13.64 mm7.02 mm2.51 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744514306
Side View
Table 60.0%Crown 36.4°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
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: $15,883 CAD|Low: $2,262 CAD|High: $16,204 CAD|Avg: $6,258 CAD|-2.0%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 19
October 30, 2026
Retailer 16$2,308 CAD
Retailer 4$2,512 CAD
Retailer 18$2,797 CAD
Retailer 2$2,998 CAD
Retailer 9$3,082 CAD
Retailer 14$3,087 CAD
Retailer 17$4,209 CAD
Retailer 19$4,615 CAD
Retailer 11$4,724 CAD
Retailer 15$4,770 CAD
Retailer 3$5,539 CAD
Retailer 13$6,049 CAD
Retailer 7$7,173 CAD
Retailer 6$7,411 CAD
Retailer 12$8,485 CAD
Retailer 8$9,429 CAD
Retailer 5$9,429 CAD
Retailer 10$13,670 CAD
Do Amore Diamonds$15,883 CAD

32 data points across 19 retailers

19 retailers$2,308 CAD to $15,883 CAD

A
Cheapest Retailer
-
$2,308 CAD
$1,652 USD
A
Retailer 2
-
$2,512 CAD
$1,798 USD
View
A
Retailer 3
-
$2,797 CAD
$2,002 USD
View
A
Retailer 4
-
$2,998 CAD
£1,690 GBP
View
A
Retailer 5
-
$3,082 CAD
$2,206 USD
View
A
Retailer 6
-
$3,087 CAD
$2,210 USD
View
A
Retailer 7
-
$4,209 CAD
$3,013 USD
View
A
Retailer 8
-
$4,615 CAD
$3,304 USD
View
Retailer 9
-
$4,724 CAD
$3,382 USD
View
Price last confirmed 9 days ago
A
Retailer 10
-
$4,770 CAD
€3,252 EUR
View
B+
Retailer 11
-
$5,539 CAD
$3,965 USD
View
B+
Retailer 12
-
$6,049 CAD
$4,330 USD
View
Retailer 13
-
$7,173 CAD
A$7,900 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$7,411 CAD
$5,305 USD
View
B+
Retailer 15
-
$8,485 CAD
£4,783 GBP
View
Retailer 16
-
$9,429 CAD
A$10,384 AUD
View
Price last confirmed 23 days ago
B+
Retailer 17
-
$9,429 CAD
$6,750 USD
View
Retailer 18
-
$9,848 CAD
$7,050 USD
View
Price last confirmed 38 days ago
Most Expensive
B
Do Amore Diamonds
27-0237B0F68 · Oct 31
$15,883 CAD
$11,370 USD
View
18 more retailers have this diamond
Prices start from $2,308 CADSave up to $13,575 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
2.51ct Marquise
$2,308 CAD