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Cushion|Lab Grown|IGI

4.05ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG836665738

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG836665738

Diamond specifications and retailer prices

From €500 EUR
£440 GBP
As of October 30, 2026
Save €5,819 EUR (92%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €6,319 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.05ct lab-grown cushion diamond

This 4.05ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836665738 or 836665738. Listed at 11 retailers as of October 30, 2026, with prices from €500 to €6,319, a €5,819 spread on the same certified stone. Brilliant Earth lists it at €6,319. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.05
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836665738
Dimensions9.27 × 9.13 × 6.10 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.27 mm9.13 mm4.05 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836665738
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 66.8%

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: €6,319 EUR|Low: €498 EUR|High: €6,319 EUR|Avg: €1,939 EUR
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 2€500 EUR
Retailer 7€689 EUR
Retailer 3€923 EUR
Retailer 4€930 EUR
Retailer 5€969 EUR
Retailer 8€1,423 EUR
Retailer 9€1,923 EUR
Retailer 11€1,939 EUR
Retailer 10€2,439 EUR
Retailer 6€2,507 EUR
Brilliant Earth€6,319 EUR

13 data points across 11 retailers

11 retailers€500 EUR to €6,319 EUR

A
Cheapest Retailer
-
€500 EUR
£440 GBP
A
Retailer 2
-
€689 EUR
$770 USD
View
B+
Retailer 3
-
€923 EUR
$1,031 USD
View
A
Retailer 4
-
€930 EUR
£818 GBP
View
A
Retailer 5
-
€969 EUR
View
A
Retailer 6
-
€1,423 EUR
$1,590 USD
View
B+
Retailer 7
-
€1,923 EUR
$2,148 USD
View
Retailer 8
-
€1,939 EUR
$2,166 USD
View
Price last confirmed 12 days ago
Retailer 9
-
€2,439 EUR
$2,725 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
€2,507 EUR
£2,205 GBP
View
Most Expensive
B
Brilliant Earth
22163203A · Oct 30
€6,319 EUR
$7,060 USD
View
10 more retailers have this diamond
Prices start from €500 EURSave up to €5,819 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.

A
4.05ct Cushion
€500 EUR