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Marquise|Lab Grown|IGI

4.00ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG843620219

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843620219

Diamond specifications and retailer prices

From €503 EUR
$564 USD
As of November 1, 2026
Save €2,413 EUR (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €2,915 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4ct lab-grown marquise diamond

This 4ct 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 LG843620219 or 843620219. Listed at 3 retailers as of November 1, 2026, with prices from €503 to €2,915, a €2,413 spread on the same certified stone. Brilliant Earth lists it at €2,915. 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

4.00
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843620219
Dimensions16.54 × 8.37 × 5.12 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.54 mm8.37 mm4.00 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843620219
Side View
Table 61.0%Crown 34.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €2,915 EUR|Low: €503 EUR|High: €3,005 EUR|Avg: €1,639 EUR|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
November 3, 2026
Retailer 3€503 EUR
Retailer 2€883 EUR
Brilliant Earth€2,915 EUR

23 data points across 3 retailers

3 retailers€503 EUR to €2,915 EUR

A
Cheapest Retailer
-
€503 EUR
$564 USD
Final sale: no returns
A
Retailer 2
-
€883 EUR
£780 GBP
View
Most Expensive
B
Brilliant Earth
21761169A · Nov 2
€2,915 EUR
$3,270 USD
View
2 more retailers have this diamond
Prices start from €503 EURSave up to €2,413 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
4.00ct Marquise
€503 EUR