Marquise|Lab Grown|IGI

4.01ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG839606193

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839606193

Diamond specifications and retailer prices

From $2,920 USD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: $2,920 USD at Brilliant Earth
View at Brilliant Earth

About this 4.01ct lab-grown marquise diamond

This 4.01ct lab-grown marquise sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839606193 or 839606193. Listed at 2 retailers as of October 31, 2026. 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

4.01
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839606193
Dimensions16.90 × 8.18 × 5.21 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.90 mm8.18 mm4.01 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839606193
Side View
Table 56.0%Crown 35.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $2,920 USD|Low: $487 USD|High: $3,010 USD|Avg: $1,859 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
October 20, 2026
Retailer 3$487 USD
Retailer 2$928 USD
Brilliant Earth$2,920 USD

20 data points across 3 retailers

2 retailers

Retailer 1
-
$928 USD
£731 GBP
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
21542417A · Oct 31
$2,920 USD
View
1 more retailer has this diamond

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.

B
4.01ct Marquise
$2,920 USD