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 $952 USD
€907 EUR
As of October 27, 2026
Save $1,675 USD (64%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,628 USD 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 LG844651646 or 844651646. Listed at 4 retailers as of October 27, 2026, with prices from $952 to $2,628, a $1,675 spread on the same certified stone. MOH London lists it at $2,628. 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
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $2,628 USD|Low: $951 USD|High: $2,628 USD|Avg: $1,151 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 4$952 USD
Retailer 3$973 USD
Retailer 2$1,023 USD
MOH London$2,628 USD

5 data points across 4 retailers

4 retailers$952 USD to $2,628 USD

A
Cheapest Retailer
-
$952 USD
€907 EUR
B+
Retailer 2
-
$973 USD
View
A
Retailer 3
-
$1,023 USD
View
Most Expensive
B
MOH London
LG844651646 · Oct 29
$2,628 USD
£2,069 GBP
View
3 more retailers have this diamond
Prices start from $952 USDSave up to $1,675 USD

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
$952 USD