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Cushion|Lab Grown|IGI

4.01ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG522239010

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG522239010

Diamond specifications and retailer prices

From €2,479 EUR
$2,770 USD
As of October 31, 2026
Save €637 EUR (20%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €3,116 EUR at Ting Diamond · As of November 1, 2026
View at Ting Diamond

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522239010 or 522239010. Listed at 2 retailers as of October 31, 2026, with prices from €2,479 to €3,116, a €637 spread on the same certified stone. Ting Diamond lists it at €3,116. 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

4.01
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle30.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522239010
Dimensions9.17 × 8.23 × 5.55 mm
L/W Ratio1.11
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
9.17 mm8.23 mm4.01 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522239010
Side View
Table 66.0%Crown 38.9°Girdle: ThickPavilion 30.7°Culet: NoneDepth 67.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: €2,479 EUR|Low: €2,479 EUR|High: €4,681 EUR|Avg: €3,348 EUR|-47.0%
Retailer 1
Ting Diamond
October 30, 2026
Retailer 1€2,479 EUR
Ting Diamond€3,116 EUR

2 data points across 2 retailers

2 retailers€2,479 EUR to €3,116 EUR

B
Cheapest Retailer
-
€2,479 EUR
$2,770 USD
Most Expensive
B
Ting Diamond
9164248 · Nov 1
€3,116 EUR
HK$27,200 HKD
View
1 more retailer has this diamond
Prices start from €2,479 EURSave up to €637 EUR

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.

B
4.01ct Cushion
€2,479 EUR