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Marquise|Lab Grown|IGI

3.99ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG842633491

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842633491

Diamond specifications and retailer prices

From €484 EUR
$543 USD
As of November 1, 2026
Save €3,216 EUR (87%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €3,700 EUR at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 3.99ct lab-grown marquise diamond

This 3.99ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842633491 or 842633491. Listed at 4 retailers as of November 1, 2026, with prices from €484 to €3,700, a €3,216 spread on the same certified stone. Brilliant Earth lists it at €3,700. 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

3.99
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842633491
Dimensions16.92 × 8.20 × 5.14 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.92 mm8.20 mm3.99 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842633491
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €3,700 EUR|Low: €478 EUR|High: €3,700 EUR|Avg: €2,116 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3€484 EUR
Retailer 2€919 EUR
Retailer 4€2,782 EUR
Brilliant Earth€3,700 EUR

25 data points across 4 retailers

4 retailers€484 EUR to €3,700 EUR

A
Cheapest Retailer
-
€484 EUR
$543 USD
Final sale: no returns
A
Retailer 2
-
€919 EUR
£812 GBP
View
Retailer 3
-
€2,782 EUR
$3,120 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
21704534A · Nov 1
€3,700 EUR
$4,150 USD
View
3 more retailers have this diamond
Prices start from €484 EURSave up to €3,216 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
3.99ct Marquise
€484 EUR