CaratHunter
Plans
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 $609 NZD
$343 USD
As of October 30, 2026
Save $3,401 NZD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,010 NZD 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 $609 to $4,010, a $3,401 spread on the same certified stone. Brilliant Earth lists it at $4,010. 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 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,010 NZD|Low: $465 NZD|High: $4,524 NZD|Avg: $1,683 NZD|-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 30, 2026
Retailer 3$609 NZD
Retailer 11$672 NZD
Retailer 6$914 NZD
Retailer 9$914 NZD
Retailer 4$1,073 NZD
Retailer 10$1,128 NZD
Retailer 2$1,193 NZD
Retailer 8$1,682 NZD
Retailer 5$2,711 NZD
Retailer 7$2,990 NZD
Brilliant Earth$4,010 NZD

40 data points across 11 retailers

11 retailers$609 NZD to $4,010 NZD

A
Cheapest Retailer
-
$609 NZD
$343 USD
Final sale: no returns
A
Retailer 2
-
$672 NZD
$379 USD
View
A
Retailer 3
-
$914 NZD
$515 USD
View
B+
Retailer 4
-
$914 NZD
$515 USD
View
A
Retailer 5
-
$1,073 NZD
€576 EUR
View
A
Retailer 6
-
$1,128 NZD
$636 USD
View
A
Retailer 7
-
$1,193 NZD
£529 GBP
View
B+
Retailer 8
-
$1,682 NZD
$948 USD
View
B
Retailer 9
-
$2,711 NZD
£1,203 GBP
View
B
Retailer 10
-
$2,990 NZD
$1,685 USD
View
Most Expensive
B
Brilliant Earth
17313060A · Oct 29
$4,010 NZD
$2,260 USD
View
10 more retailers have this diamond
Prices start from $609 NZDSave up to $3,401 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
2.52ct Cushion
$609 NZD