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Marquise|Lab Grown|IGI

4.00ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG850606897

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850606897

Diamond specifications and retailer prices

From $844 USD
As of November 1, 2026
Save $1,126 USD (57%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,970 USD at MOH London · As of November 1, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850606897 or 850606897. Listed at 5 retailers as of November 1, 2026, with prices from $844 to $1,970, a $1,126 spread on the same certified stone. MOH London lists it at $1,970. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850606897
Dimensions15.19 × 8.42 × 5.30 mm
L/W Ratio1.80
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.19 mm8.42 mm4.00 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850606897
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.9%

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: Nov 1
Current: $1,970 USD|Low: $822 USD|High: $1,970 USD|Avg: $1,071 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5$844 USD
Retailer 2$878 USD
Retailer 4$950 USD
Retailer 3$1,308 USD
MOH London$1,970 USD

6 data points across 5 retailers

5 retailers$844 USD to $1,970 USD

B+
Cheapest Retailer
-
$844 USD
A
Retailer 2
-
$878 USD
£691 GBP
View
A
Retailer 3
-
$950 USD
View
B+
Retailer 4
-
$1,308 USD
View
Most Expensive
B+
MOH London
LG850606897 · Nov 1
$1,970 USD
£1,551 GBP
View
4 more retailers have this diamond
Prices start from $844 USDSave up to $1,126 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
$844 USD