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Marquise|Lab Grown|IGI

4.05ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG804624307

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804624307

Diamond specifications and retailer prices

From €498 EUR
$554 USD
As of October 23, 2026
Save €3,429 EUR (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €3,926 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.05ct lab-grown marquise diamond

This 4.05ct lab-grown marquise 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 LG804624307 or 804624307. Listed at 22 retailers as of October 23, 2026, with prices from €498 to €3,926, a €3,429 spread on the same certified stone. Brilliant Earth lists it at €3,926. 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 angle32.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804624307
Dimensions17.12 × 8.41 × 4.93 mm
L/W Ratio2.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.12 mm8.41 mm4.05 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804624307
Side View
Table 63.0%Crown 32.7°Girdle: THN-MEDPavilion 39.3°Culet: NoneDepth 58.6%

Caratlytics Score

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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 23
Current: €3,926 EUR|Low: €498 EUR|High: €3,926 EUR|Avg: €1,572 EUR
Brilliant Earth
Retailer 2
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Retailer 22
October 29, 2026
Retailer 8€498 EUR
Retailer 13€517 EUR
Retailer 6€556 EUR
Retailer 20€557 EUR
Retailer 12€617 EUR
Retailer 19€679 EUR
Retailer 17€746 EUR
Retailer 2€900 EUR
Retailer 7€902 EUR
Retailer 9€951 EUR
Retailer 16€956 EUR
Retailer 5€1,380 EUR
Retailer 21€1,454 EUR
Retailer 4€1,623 EUR
Retailer 14€1,835 EUR
Retailer 10€1,949 EUR
Retailer 22€1,987 EUR
Retailer 18€2,681 EUR
Retailer 15€2,705 EUR
Retailer 3€2,712 EUR
Retailer 11€2,790 EUR
Brilliant Earth€3,926 EUR

26 data points across 22 retailers

22 retailers€498 EUR to €3,926 EUR

A
Cheapest Retailer
-
€498 EUR
$554 USD
A
Retailer 2
-
€517 EUR
£453 GBP
View
A
Retailer 3
-
€556 EUR
$619 USD
View
Final sale: no returns
A
Retailer 4
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€557 EUR
$620 USD
View
A
Retailer 5
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€617 EUR
$687 USD
View
A
Retailer 6
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€679 EUR
HK$5,900 HKD
View
A
Retailer 7
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€746 EUR
$830 USD
View
A
Retailer 8
-
€900 EUR
View
A
Retailer 9
-
€902 EUR
$1,004 USD
View
B+
Retailer 10
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€951 EUR
$1,059 USD
View
A
Retailer 11
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€956 EUR
£838 GBP
View
A
Retailer 12
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€1,380 EUR
$1,536 USD
View
A
Retailer 13
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€1,454 EUR
$1,618 USD
View
A
Retailer 14
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€1,623 EUR
$1,806 USD
View
A
Retailer 15
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€1,835 EUR
£1,608 GBP
View
Price last confirmed 13 days ago
B+
Retailer 16
-
€1,949 EUR
SGD 2,931 SGD
View
B+
Retailer 17
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€1,987 EUR
$2,211 USD
View
B+
Retailer 18
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€2,681 EUR
£2,350 GBP
View
B+
Retailer 19
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€2,705 EUR
A$4,631 AUD
View
Price last confirmed 21 days ago
B+
Retailer 20
-
€2,712 EUR
$3,018 USD
View
B+
Retailer 21
-
€2,790 EUR
$3,105 USD
View
Most Expensive
B
Brilliant Earth
20052332A · Oct 29
€3,926 EUR
$4,370 USD
View
21 more retailers have this diamond
Prices start from €498 EURSave up to €3,429 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 Marquise
€498 EUR