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Marquise|Lab Grown|IGI

3.99ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG818694805

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818694805

Diamond specifications and retailer prices

From €433 EUR
$486 USD
As of November 2, 2026
Save €1,809 EUR (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,242 EUR at MOH London · As of November 1, 2026
View at MOH London

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 LG818694805 or 818694805. Listed at 16 retailers as of November 1, 2026, with prices from €433 to €2,242, a €1,809 spread on the same certified stone. MOH London lists it at €2,242. 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
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818694805
Dimensions15.55 × 8.29 × 5.35 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
15.55 mm8.29 mm3.99 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818694805
Side View
Table 66.0%Crown 36.3°Girdle: STK-THKPavilion 42.7°Culet: NoneDepth 64.5%

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: Nov 2
Current: €2,242 EUR|Low: €400 EUR|High: €2,242 EUR|Avg: €1,134 EUR|+16.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 10€433 EUR
Retailer 13€485 EUR
Retailer 3€537 EUR
Retailer 6€642 EUR
Retailer 8€815 EUR
Retailer 16€837 EUR
Retailer 7€858 EUR
Retailer 12€892 EUR
Retailer 5€1,092 EUR
Retailer 9€1,166 EUR
Retailer 4€1,412 EUR
Retailer 2€1,443 EUR
Retailer 11€1,455 EUR
Retailer 15€1,751 EUR
Retailer 14€2,010 EUR
MOH London€2,242 EUR

45 data points across 16 retailers

16 retailers€433 EUR to €2,242 EUR

A
Cheapest Retailer
-
€433 EUR
$486 USD
A
Retailer 2
-
€485 EUR
$544 USD
View
A
Retailer 3
-
€537 EUR
$602 USD
View
A
Retailer 4
-
€642 EUR
$720 USD
View
A
Retailer 5
-
€815 EUR
$914 USD
View
B+
Retailer 6
-
€837 EUR
$939 USD
View
Retailer 7
-
€858 EUR
View
Price last confirmed 8 days ago
A
Retailer 8
-
€892 EUR
£788 GBP
View
A
Retailer 9
-
€1,092 EUR
A$1,884 AUD
View
A
Retailer 10
-
€1,166 EUR
ZAR 21,124 ZAR
View
B+
Retailer 11
-
€1,412 EUR
$1,584 USD
View
B+
Retailer 12
-
€1,443 EUR
$1,619 USD
View
B+
Retailer 13
-
€1,455 EUR
$1,632 USD
View
B+
Retailer 14
-
€1,751 EUR
$1,964 USD
View
B
Retailer 15
-
€2,010 EUR
$2,254 USD
View
Most Expensive
B
MOH London
LG818694805 · Nov 1
€2,242 EUR
£1,980 GBP
View
15 more retailers have this diamond
Prices start from €433 EURSave up to €1,809 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
€433 EUR