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Heart|Lab Grown|IGI

2.51ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG825665156

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG825665156

Diamond specifications and retailer prices

From $1,736 CAD
$1,240 USD
As of October 27, 2026
Save $10,497 CAD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $12,233 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.51ct lab-grown heart diamond

This 2.51ct lab-grown heart sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825665156 or 825665156. Listed at 19 retailers as of October 27, 2026, with prices from $1,736 to $12,233, a $10,497 spread on the same certified stone. Brilliant Earth lists it at $12,233. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825665156
Dimensions9.30 × 8.35 × 5.42 mm
L/W Ratio1.11
Girdle conditionFaceted
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
9.30 mm8.35 mm2.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825665156
Side View
Table 60.0%Crown 36.3°Girdle: Slightly ThickPavilion 38.4°Culet: NoneDepth 58.3%

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 27
Current: $12,233 CAD|Low: $1,736 CAD|High: $12,274 CAD|Avg: $5,446 CAD|-0.3%
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
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 6$1,736 CAD
Retailer 18$1,888 CAD
Retailer 3$1,965 CAD
Retailer 15$2,014 CAD
Retailer 14$2,253 CAD
Retailer 5$2,328 CAD
Retailer 2$2,836 CAD
Retailer 11$2,936 CAD
Retailer 8$3,190 CAD
Retailer 9$3,513 CAD
Retailer 17$3,764 CAD
Retailer 16$3,775 CAD
Retailer 12$5,195 CAD
Retailer 7$5,524 CAD
Retailer 13$6,504 CAD
Retailer 10$6,927 CAD
Retailer 19$7,062 CAD
Retailer 4$7,510 CAD
Brilliant Earth$12,233 CAD

34 data points across 19 retailers

19 retailers$1,736 CAD to $12,233 CAD

A
Cheapest Retailer
-
$1,736 CAD
$1,240 USD
A
Retailer 2
-
$1,888 CAD
$1,349 USD
View
A
Retailer 3
-
$1,965 CAD
$1,404 USD
View
Final sale: no returns
A
Retailer 4
-
$2,014 CAD
$1,439 USD
View
A
Retailer 5
-
$2,253 CAD
$1,610 USD
View
A
Retailer 6
-
$2,328 CAD
$1,663 USD
View
A
Retailer 7
-
$2,836 CAD
£1,596 GBP
View
Retailer 8
-
$2,936 CAD
$2,098 USD
View
Price last confirmed 17 days ago
A
Retailer 9
-
$3,190 CAD
$2,279 USD
View
A
Retailer 10
-
$3,513 CAD
$2,510 USD
View
B+
Retailer 11
-
$3,764 CAD
$2,689 USD
View
B+
Retailer 12
-
$3,775 CAD
$2,697 USD
View
B+
Retailer 13
-
$5,195 CAD
ZAR 59,967 ZAR
View
B+
Retailer 14
-
$5,524 CAD
$3,947 USD
View
B+
Retailer 15
-
$6,504 CAD
£3,659 GBP
View
B+
Retailer 16
-
$6,927 CAD
SGD 6,688 SGD
View
B+
Retailer 17
-
$7,062 CAD
$5,046 USD
View
B+
Retailer 18
-
$7,510 CAD
$5,366 USD
View
Most Expensive
B
Brilliant Earth
21434106A · Oct 28
$12,233 CAD
$8,740 USD
View
18 more retailers have this diamond
Prices start from $1,736 CADSave up to $10,497 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 Heart
$1,736 CAD