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Marquise|Lab Grown|IGI

4.09ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG843625888

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843625888

Diamond specifications and retailer prices

From €503 EUR
$562 USD
As of November 1, 2026
Save €2,469 EUR (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €2,972 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.09ct lab-grown marquise diamond

This 4.09ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843625888 or 843625888. Listed at 3 retailers as of October 31, 2026, with prices from €503 to €2,972, a €2,469 spread on the same certified stone. Brilliant Earth lists it at €2,972. 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

4.09
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843625888
Dimensions15.76 × 8.39 × 5.40 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.76 mm8.39 mm4.09 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843625888
Side View
Table 60.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 64.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €2,972 EUR|Low: €503 EUR|High: €3,016 EUR|Avg: €1,569 EUR|-1.5%
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3€503 EUR
Retailer 2€902 EUR
Brilliant Earth€2,972 EUR

21 data points across 3 retailers

3 retailers€503 EUR to €2,972 EUR

A
Cheapest Retailer
-
€503 EUR
$562 USD
Final sale: no returns
A
Retailer 2
-
€902 EUR
£793 GBP
View
Most Expensive
B
Brilliant Earth
21814912A · Oct 31
€2,972 EUR
$3,320 USD
View
2 more retailers have this diamond
Prices start from €503 EURSave up to €2,469 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
4.09ct Marquise
€503 EUR