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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 €1,110 EUR
$1,240 USD
As of October 30, 2026
Save €4,762 EUR (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €5,872 EUR at Brilliant Earth · As of October 31, 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 30, 2026, with prices from €1,110 to €5,872, a €4,762 spread on the same certified stone. Brilliant Earth lists it at €5,872. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €5,872 EUR|Low: €1,110 EUR|High: €7,850 EUR|Avg: €3,478 EUR|-25.2%
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 31, 2026
Retailer 6€1,110 EUR
Retailer 18€1,207 EUR
Retailer 3€1,257 EUR
Retailer 15€1,288 EUR
Retailer 14€1,441 EUR
Retailer 5€1,489 EUR
Retailer 2€1,799 EUR
Retailer 11€1,878 EUR
Retailer 8€2,040 EUR
Retailer 9€2,247 EUR
Retailer 17€2,407 EUR
Retailer 16€2,414 EUR
Retailer 12€3,323 EUR
Retailer 7€3,533 EUR
Retailer 13€4,159 EUR
Retailer 10€4,430 EUR
Retailer 19€4,516 EUR
Retailer 4€4,803 EUR
Brilliant Earth€5,872 EUR

34 data points across 19 retailers

19 retailers€1,110 EUR to €5,872 EUR

A
Cheapest Retailer
-
€1,110 EUR
$1,240 USD
A
Retailer 2
-
€1,207 EUR
$1,349 USD
View
A
Retailer 3
-
€1,257 EUR
$1,404 USD
View
Final sale: no returns
A
Retailer 4
-
€1,288 EUR
$1,439 USD
View
A
Retailer 5
-
€1,441 EUR
$1,610 USD
View
A
Retailer 6
-
€1,489 EUR
$1,663 USD
View
A
Retailer 7
-
€1,799 EUR
£1,582 GBP
View
Retailer 8
-
€1,878 EUR
$2,098 USD
View
Price last confirmed 19 days ago
A
Retailer 9
-
€2,040 EUR
$2,279 USD
View
A
Retailer 10
-
€2,247 EUR
$2,510 USD
View
B+
Retailer 11
-
€2,407 EUR
$2,689 USD
View
B+
Retailer 12
-
€2,414 EUR
$2,697 USD
View
B+
Retailer 13
-
€3,323 EUR
ZAR 59,967 ZAR
View
B+
Retailer 14
-
€3,533 EUR
$3,947 USD
View
B+
Retailer 15
-
€4,159 EUR
£3,659 GBP
View
B+
Retailer 16
-
€4,430 EUR
SGD 6,688 SGD
View
B+
Retailer 17
-
€4,516 EUR
$5,046 USD
View
B+
Retailer 18
-
€4,803 EUR
$5,366 USD
View
Most Expensive
B
Brilliant Earth
21434106A · Oct 31
€5,872 EUR
$6,560 USD
View
18 more retailers have this diamond
Prices start from €1,110 EURSave up to €4,762 EUR

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
€1,110 EUR