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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 $531 AUD
As of November 6, 2026
Save $2,394 AUD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,925 AUD at Brilliant Earth · As of November 6, 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 16 retailers as of November 6, 2026, with prices from $531 to $2,925, a $2,394 spread on the same certified stone. Brilliant Earth lists it at $2,925. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,925 AUD|Low: $531 AUD|High: $5,705 AUD|Avg: $1,665 AUD|-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
November 6, 2026
Retailer 8$531 AUD
Retailer 11$652 AUD
Retailer 2$735 AUD
Retailer 7$815 AUD
Retailer 9$956 AUD
Retailer 4$1,029 AUD
Retailer 5$1,042 AUD
Retailer 3$1,208 AUD
Retailer 12$1,479 AUD
Retailer 10$1,886 AUD
Retailer 6$2,358 AUD
Brilliant Earth$2,925 AUD

40 data points across 12 retailers

16 retailers$531 AUD to $2,925 AUD

Retailer 1
-
$482 AUD
Price last confirmed 20 days ago
A
Retailer 2
-
$531 AUD
View
Final sale: no returns
Retailer 3
-
$559 AUD
View
Price last confirmed 22 days ago
Retailer 4
-
$597 AUD
View
Price last confirmed 40 days ago
A
Retailer 5
-
$652 AUD
View
A
Retailer 6
-
$735 AUD
View
A
Retailer 7
-
$815 AUD
View
B+
Retailer 8
-
$956 AUD
View
B+
Retailer 9
-
$1,029 AUD
View
B+
Retailer 10
-
$1,042 AUD
View
B+
Retailer 11
-
$1,208 AUD
View
B+
Retailer 12
-
$1,479 AUD
View
B
Retailer 13
-
$1,886 AUD
View
Retailer 14
-
$1,920 AUD
View
Price last confirmed 21 days ago
B
Retailer 15
-
$2,358 AUD
View
Most Expensive
B
Brilliant Earth
21274527A · Nov 6
$2,925 AUD
$2,010 USD
View
15 more retailers have this diamond
Prices start from $531 AUDSave up to $2,394 AUD

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
$531 AUD