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Heart|Lab Grown|IGI

2.54ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG826614471

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826614471

Diamond specifications and retailer prices

From €401 EUR
HK$3,500 HKD
As of October 30, 2026
Save €1,398 EUR (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,799 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.54ct lab-grown heart diamond

This 2.54ct lab-grown heart 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 LG826614471 or 826614471. Listed at 15 retailers as of October 30, 2026, with prices from €401 to €1,799, a €1,398 spread on the same certified stone. Brilliant Earth lists it at €1,799. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826614471
Dimensions8.30 × 9.67 × 5.58 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.30 mm9.67 mm2.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826614471
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 57.7%

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 30
Current: €1,799 EUR|Low: €331 EUR|High: €3,509 EUR|Avg: €1,048 EUR|-48.7%
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 12€331 EUR
Retailer 9€401 EUR
Retailer 6€461 EUR
Retailer 5€506 EUR
Retailer 11€594 EUR
Retailer 4€633 EUR
Retailer 7€653 EUR
Retailer 3€743 EUR
Retailer 10€909 EUR
Retailer 2€1,160 EUR
Retailer 8€1,474 EUR
Brilliant Earth€1,799 EUR

40 data points across 12 retailers

15 retailers€401 EUR to €1,799 EUR

Retailer 1
-
€296 EUR
$331 USD
Price last confirmed 14 days ago
Retailer 2
-
€344 EUR
$384 USD
View
Price last confirmed 16 days ago
Retailer 3
-
€367 EUR
$410 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
€401 EUR
HK$3,500 HKD
View
A
Retailer 5
-
€461 EUR
£406 GBP
View
A
Retailer 6
-
€506 EUR
$565 USD
View
B+
Retailer 7
-
€594 EUR
$664 USD
View
A
Retailer 8
-
€633 EUR
A$1,088 AUD
View
A
Retailer 9
-
€653 EUR
£575 GBP
View
B+
Retailer 10
-
€743 EUR
$830 USD
View
B
Retailer 11
-
€909 EUR
$1,016 USD
View
B
Retailer 12
-
€1,160 EUR
SGD 1,752 SGD
View
Retailer 13
-
€1,181 EUR
$1,319 USD
View
Price last confirmed 14 days ago
B
Retailer 14
-
€1,474 EUR
£1,297 GBP
View
Most Expensive
B
Brilliant Earth
21274527A · Oct 30
€1,799 EUR
$2,010 USD
View
14 more retailers have this diamond
Prices start from €401 EURSave up to €1,398 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
2.54ct Heart
€401 EUR