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Cushion|Lab Grown|IGI

2.52ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG627424023

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG627424023

Diamond specifications and retailer prices

From $343 USD
As of October 31, 2026
Save $1,917 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,260 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.52ct lab-grown cushion diamond

This 2.52ct lab-grown cushion 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 LG627424023 or 627424023. Listed at 11 retailers as of October 29, 2026, with prices from $343 to $2,260, a $1,917 spread on the same certified stone. Brilliant Earth lists it at $2,260. 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
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle30.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627424023
Dimensions9.64 × 7.01 × 4.28 mm
L/W Ratio1.38
Girdle conditionFaceted
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
9.64 mm7.01 mm2.52 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627424023
Side View
Table 63.0%Crown 35.4°Girdle: STK-VTKPavilion 30.7°Culet: NoneDepth 61.1%

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: Oct 31
Current: $2,260 USD|Low: $262 USD|High: $2,550 USD|Avg: $948 USD|-11.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 3$343 USD
Retailer 11$379 USD
Retailer 9$515 USD
Retailer 4$535 USD
Retailer 5$605 USD
Retailer 10$636 USD
Retailer 2$668 USD
Retailer 8$948 USD
Retailer 6$1,528 USD
Retailer 7$1,685 USD
Brilliant Earth$2,260 USD

40 data points across 11 retailers

11 retailers$343 USD to $2,260 USD

A
Cheapest Retailer
-
$343 USD
Final sale: no returns
A
Retailer 2
-
$379 USD
View
B+
Retailer 3
-
$515 USD
View
A
Retailer 4
-
$535 USD
View
A
Retailer 5
-
$605 USD
€576 EUR
View
A
Retailer 6
-
$636 USD
View
A
Retailer 7
-
$668 USD
£526 GBP
View
B+
Retailer 8
-
$948 USD
View
B
Retailer 9
-
$1,528 USD
£1,203 GBP
View
B
Retailer 10
-
$1,685 USD
View
Most Expensive
B
Brilliant Earth
17313060A · Oct 29
$2,260 USD
View
10 more retailers have this diamond
Prices start from $343 USDSave up to $1,917 USD

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 Cushion
$343 USD