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Heart|Lab Grown|IGI

2.53ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG651422268

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG651422268

Diamond specifications and retailer prices

From $475 AUD
$334 USD
As of October 30, 2026
Save $2,372 AUD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,847 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.53ct lab-grown heart diamond

This 2.53ct 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 LG651422268 or 651422268. Listed at 16 retailers as of October 30, 2026, with prices from $475 to $2,847, a $2,372 spread on the same certified stone. Brilliant Earth lists it at $2,847. 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

2.53
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651422268
Dimensions8.58 × 9.76 × 5.29 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.58 mm9.76 mm2.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651422268
Side View
Table 56.0%Crown 32.6°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 54.2%

Caratlytics Score

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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: $2,847 AUD|Low: $456 AUD|High: $5,552 AUD|Avg: $1,404 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
Retailer 13
October 31, 2026
Retailer 9$475 AUD
Retailer 3$532 AUD
Retailer 12$551 AUD
Retailer 10$589 AUD
Retailer 13$589 AUD
Retailer 5$790 AUD
Retailer 8$804 AUD
Retailer 2$1,055 AUD
Retailer 4$1,119 AUD
Retailer 6$1,372 AUD
Retailer 11$1,893 AUD
Retailer 7$2,372 AUD
Brilliant Earth$2,847 AUD

44 data points across 13 retailers

16 retailers$475 AUD to $2,847 AUD

A
Cheapest Retailer
-
$475 AUD
$334 USD
A
Retailer 2
-
$532 AUD
$374 USD
View
Final sale: no returns
A
Retailer 3
-
$551 AUD
$387 USD
View
A
Retailer 4
-
$589 AUD
$414 USD
View
A
Retailer 5
-
$589 AUD
$414 USD
View
B+
Retailer 6
-
$790 AUD
$555 USD
View
A
Retailer 7
-
$804 AUD
$565 USD
View
B+
Retailer 8
-
$1,055 AUD
£583 GBP
View
B+
Retailer 9
-
$1,119 AUD
$786 USD
View
B+
Retailer 10
-
$1,156 AUD
$812 USD
View
B+
Retailer 11
-
$1,372 AUD
$964 USD
View
B+
Retailer 12
-
$1,458 AUD
$1,024 USD
View
B
Retailer 13
-
$1,893 AUD
$1,330 USD
View
B
Retailer 14
-
$1,955 AUD
$1,373 USD
View
B
Retailer 15
-
$2,372 AUD
£1,312 GBP
View
Most Expensive
B
Brilliant Earth
20626921A · Oct 30
$2,847 AUD
$2,000 USD
View
15 more retailers have this diamond
Prices start from $475 AUDSave up to $2,372 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
2.53ct Heart
$475 AUD