Marquise|Lab Grown|IGI

4.06ct H VVS1 Marquise Lab Grown Diamond

EX • H/VVS1 • IGI LG850695991

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850695991

Diamond specifications and retailer prices

From $1,200 USD
£945 GBP
As of November 3, 2026
Save $2,670 USD (69%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,870 USD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 4.06ct lab-grown marquise diamond

This 4.06ct lab-grown marquise sits in the three to five carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850695991 or 850695991. Listed at 2 retailers as of November 3, 2026, with prices from $1,200 to $3,870, a $2,670 spread on the same certified stone. Brilliant Earth lists it at $3,870. 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

4.06
Carat
H
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850695991
Dimensions17.06 × 8.24 × 5.11 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
17.06 mm8.24 mm4.06 ctH / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850695991
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 3
Current: $3,870 USD|Low: $1,200 USD|High: $3,870 USD|Avg: $2,535 USD
Brilliant Earth
Retailer 2
November 3, 2026
Retailer 2$1,200 USD
Brilliant Earth$3,870 USD

1 data point across 2 retailers

2 retailers$1,200 USD to $3,870 USD

B+
Cheapest Retailer
-
$1,200 USD
£945 GBP
Most Expensive
B
Brilliant Earth
22443166A · Nov 3
$3,870 USD
View
1 more retailer has this diamond
Prices start from $1,200 USDSave up to $2,670 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.

B+
4.06ct Marquise
$1,200 USD