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Marquise|Lab Grown|IGI

5.09ct H VS2 Marquise Lab Grown Diamond

ID • H/VS2 • IGI LG843661437

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843661437

Diamond specifications and retailer prices

From $1,108 USD
As of November 1, 2026
Save $3,822 USD (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,930 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843661437 or 843661437. Listed at 3 retailers as of October 31, 2026, with prices from $1,108 to $4,930, a $3,822 spread on the same certified stone. Brilliant Earth lists it at $4,930. 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

5.09
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843661437
Dimensions17.19 × 9.03 × 5.72 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.19 mm9.03 mm5.09 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843661437
Side View
Table 57.0%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.3%

Caratlytics Score

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

Last verified: Nov 1
Current: $4,930 USD|Low: $1,108 USD|High: $4,930 USD|Avg: $3,524 USD
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$1,108 USD
Retailer 2$3,129 USD
Brilliant Earth$4,930 USD

2 data points across 3 retailers

3 retailers$1,108 USD to $4,930 USD

B+
Cheapest Retailer
-
$1,108 USD
B
Retailer 2
-
$3,129 USD
£2,464 GBP
View
Most Expensive
B
Brilliant Earth
22393987A · Oct 31
$4,930 USD
View
2 more retailers have this diamond
Prices start from $1,108 USDSave up to $3,822 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+
5.09ct Marquise
$1,108 USD