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Marquise|Lab Grown|IGI

4.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG845612164

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845612164

Diamond specifications and retailer prices

From €671 EUR
$750 USD
As of November 1, 2026
Save €1,175 EUR (64%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,846 EUR at MOH London · As of October 29, 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 LG845612164 or 845612164. Listed at 6 retailers as of October 29, 2026, with prices from €671 to €1,846, a €1,175 spread on the same certified stone. MOH London lists it at €1,846. 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 angle35.7°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845612164
Dimensions17.05 × 7.93 × 4.79 mm
L/W Ratio2.15
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.05 mm7.93 mm4.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845612164
Side View
Table 51.0%Crown 35.7°Girdle: THK-VTKPavilion 35.5°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,846 EUR|Low: €671 EUR|High: €1,846 EUR|Avg: €1,138 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 6€671 EUR
Retailer 3€763 EUR
Retailer 2€827 EUR
Retailer 4€1,210 EUR
Retailer 5€1,636 EUR
MOH London€1,846 EUR

18 data points across 6 retailers

6 retailers€671 EUR to €1,846 EUR

B+
Cheapest Retailer
-
€671 EUR
$750 USD
Retailer 2
-
€763 EUR
View
Price last confirmed 7 days ago
A
Retailer 3
-
€827 EUR
£728 GBP
View
A
Retailer 4
-
€1,210 EUR
$1,353 USD
View
B+
Retailer 5
-
€1,636 EUR
$1,828 USD
View
Most Expensive
B+
MOH London
LG845612164 · Oct 29
€1,846 EUR
£1,625 GBP
View
5 more retailers have this diamond
Prices start from €671 EURSave up to €1,175 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
€671 EUR