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Cushion|Lab Grown|IGI

4.05ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG837666897

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837666897

Diamond specifications and retailer prices

From €481 EUR
£423 GBP
As of October 30, 2026
Save €1,928 EUR (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,444 EUR at Rare Carat · As of October 19, 2026
View at Rare Carat

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 LG837666897 or 837666897. Listed at 13 retailers as of October 29, 2026, with a 401% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837666897
Dimensions11.48 × 7.83 × 5.44 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.48 mm7.83 mm4.05 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837666897
Side View
Table 57.0%Crown 35.6°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 69.5%

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: €2,444 EUR|Low: €481 EUR|High: €2,444 EUR|Avg: €1,475 EUR
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 7€481 EUR
Retailer 9€517 EUR
Retailer 11€698 EUR
Retailer 4€770 EUR
Retailer 10€881 EUR
Retailer 8€889 EUR
Retailer 3€1,418 EUR
Retailer 13€1,817 EUR
Retailer 5€1,867 EUR
Retailer 6€1,882 EUR
Retailer 2€2,007 EUR
Retailer 12€2,409 EUR
Rare Carat€2,444 EUR

16 data points across 13 retailers

13 retailers€481 EUR to €2,409 EUR

A
Cheapest Retailer
-
€481 EUR
£423 GBP
A
Retailer 2
-
€517 EUR
$578 USD
View
Final sale: no returns
A
Retailer 3
-
€698 EUR
$780 USD
View
B+
Retailer 4
-
€770 EUR
$860 USD
View
A
Retailer 5
-
€881 EUR
View
A
Retailer 6
-
€889 EUR
£782 GBP
View
A
Retailer 7
-
€1,418 EUR
$1,584 USD
View
B+
Retailer 8
-
€1,817 EUR
SGD 2,743 SGD
View
B+
Retailer 9
-
€1,867 EUR
$2,085 USD
View
B+
Retailer 10
-
€1,882 EUR
$2,103 USD
View
B+
Retailer 11
-
€2,007 EUR
$2,242 USD
View
B+
Retailer 12
-
€2,409 EUR
£2,119 GBP
View
Most Expensive
Rare Carat
42A837666897 · Oct 19
€2,444 EUR
$2,730 USD
View
Price last confirmed 11 days ago
12 more retailers have this diamond
Prices start from €481 EURSave up to €1,928 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
€481 EUR