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Marquise|Lab Grown|IGI

4.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG844651646

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844651646

Diamond specifications and retailer prices

From €870 EUR
$973 USD
As of November 1, 2026
Save €1,468 EUR (63%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €2,338 EUR at MOH London · As of November 3, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844651646 or 844651646. Listed at 4 retailers as of November 1, 2026, with prices from €870 to €2,338, a €1,468 spread on the same certified stone. MOH London lists it at €2,338. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844651646
Dimensions15.49 × 8.13 × 5.31 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.49 mm8.13 mm4.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844651646
Side View
Table 56.0%Crown 37°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €2,338 EUR|Low: €851 EUR|High: €2,350 EUR|Avg: €1,095 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 4€852 EUR
Retailer 3€870 EUR
Retailer 2€915 EUR
MOH London€2,338 EUR

6 data points across 4 retailers

4 retailers€870 EUR to €2,338 EUR

Retailer 1
-
€852 EUR
Price last confirmed 7 days ago
B+
Retailer 2
-
€870 EUR
$973 USD
View
A
Retailer 3
-
€915 EUR
$1,023 USD
View
Most Expensive
B
MOH London
LG844651646 · Nov 3
€2,338 EUR
£2,058 GBP
View
3 more retailers have this diamond
Prices start from €870 EURSave up to €1,468 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
€870 EUR