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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 $658 NZD
As of November 6, 2026
Save $2,967 NZD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,626 NZD 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 $658 to $3,626, a $2,967 spread on the same certified stone. Brilliant Earth lists it at $3,626. 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: $3,626 NZD|Low: $658 NZD|High: $7,071 NZD|Avg: $2,064 NZD|-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$658 NZD
Retailer 11$808 NZD
Retailer 2$911 NZD
Retailer 7$1,010 NZD
Retailer 9$1,185 NZD
Retailer 4$1,275 NZD
Retailer 5$1,292 NZD
Retailer 3$1,497 NZD
Retailer 12$1,833 NZD
Retailer 10$2,338 NZD
Retailer 6$2,922 NZD
Brilliant Earth$3,626 NZD

40 data points across 12 retailers

16 retailers$658 NZD to $3,626 NZD

Retailer 1
-
$597 NZD
Price last confirmed 20 days ago
A
Retailer 2
-
$658 NZD
View
Final sale: no returns
Retailer 3
-
$693 NZD
View
Price last confirmed 22 days ago
Retailer 4
-
$740 NZD
View
Price last confirmed 40 days ago
A
Retailer 5
-
$808 NZD
View
A
Retailer 6
-
$911 NZD
View
A
Retailer 7
-
$1,010 NZD
View
B+
Retailer 8
-
$1,185 NZD
View
B+
Retailer 9
-
$1,275 NZD
View
B+
Retailer 10
-
$1,292 NZD
View
B+
Retailer 11
-
$1,497 NZD
View
B+
Retailer 12
-
$1,833 NZD
View
B
Retailer 13
-
$2,338 NZD
View
Retailer 14
-
$2,379 NZD
View
Price last confirmed 21 days ago
B
Retailer 15
-
$2,922 NZD
View
Most Expensive
B
Brilliant Earth
21274527A · Nov 6
$3,626 NZD
$2,010 USD
View
15 more retailers have this diamond
Prices start from $658 NZDSave up to $2,967 NZD

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
$658 NZD