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Radiant|Lab Grown|IGI

2.52ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG620482856

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG620482856

Diamond specifications and retailer prices

From $495 AUD
$348 USD
As of October 30, 2026
Save $2,765 AUD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,260 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.52ct lab-grown radiant diamond

This 2.52ct lab-grown radiant 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 LG620482856 or 620482856. Listed at 18 retailers as of October 30, 2026, with prices from $495 to $3,260, a $2,765 spread on the same certified stone. Brilliant Earth lists it at $3,260. 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

2.52
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620482856
Dimensions9.26 × 6.54 × 4.72 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.26 mm6.54 mm2.52 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620482856
Side View
Table 64.0%Crown 34.7°Girdle: Slightly ThickPavilion 36.2°Culet: NoneDepth 72.2%

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: $3,260 AUD|Low: $475 AUD|High: $5,424 AUD|Avg: $1,329 AUD|-39.9%
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
October 31, 2026
Retailer 17$495 AUD
Retailer 6$554 AUD
Retailer 16$574 AUD
Retailer 8$614 AUD
Retailer 12$614 AUD
Retailer 11$771 AUD
Retailer 15$833 AUD
Retailer 5$987 AUD
Retailer 2$990 AUD
Retailer 10$1,103 AUD
Retailer 9$1,140 AUD
Retailer 14$1,155 AUD
Retailer 4$1,520 AUD
Retailer 13$1,972 AUD
Retailer 7$2,370 AUD
Retailer 3$2,410 AUD
Brilliant Earth$3,260 AUD

42 data points across 17 retailers

18 retailers$495 AUD to $3,260 AUD

A
Cheapest Retailer
-
$495 AUD
$348 USD
A
Retailer 2
-
$554 AUD
$389 USD
View
Final sale: no returns
A
Retailer 3
-
$574 AUD
$403 USD
View
A
Retailer 4
-
$614 AUD
$431 USD
View
Retailer 5
-
$614 AUD
$431 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$771 AUD
£426 GBP
View
A
Retailer 7
-
$833 AUD
$585 USD
View
B+
Retailer 8
-
$987 AUD
$693 USD
View
Retailer 9
-
$990 AUD
€662 EUR
View
A
Retailer 10
-
$1,103 AUD
£610 GBP
View
A
Retailer 11
-
$1,140 AUD
$801 USD
View
A
Retailer 12
-
$1,155 AUD
$811 USD
View
B+
Retailer 13
-
$1,520 AUD
$1,068 USD
View
B+
Retailer 14
-
$1,972 AUD
$1,385 USD
View
B
Retailer 15
-
$2,032 AUD
$1,427 USD
View
B
Retailer 16
-
$2,370 AUD
$1,664 USD
View
B
Retailer 17
-
$2,410 AUD
£1,333 GBP
View
Most Expensive
B
Brilliant Earth
9116652A · Oct 30
$3,260 AUD
$2,290 USD
View
17 more retailers have this diamond
Prices start from $495 AUDSave up to $2,765 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
2.52ct Radiant
$495 AUD