Marquise|Lab Grown|IGI

5.10ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG847616181

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847616181

Diamond specifications and retailer prices

From $602 USD
As of October 31, 2026
Save $3,308 USD (85%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,910 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.1ct lab-grown marquise diamond

This 5.1ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847616181 or 847616181. Listed at 3 retailers as of October 31, 2026, with prices from $602 to $3,910, a $3,308 spread on the same certified stone. Brilliant Earth lists it at $3,910. 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

5.10
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847616181
Dimensions16.97 × 9.05 × 5.74 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.97 mm9.05 mm5.10 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847616181
Side View
Table 60.0%Crown 36.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $3,910 USD|Low: $602 USD|High: $6,980 USD|Avg: $2,975 USD|-44.0%
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$602 USD
Retailer 2$1,077 USD
Brilliant Earth$3,910 USD

10 data points across 3 retailers

3 retailers$602 USD to $3,910 USD

A
Cheapest Retailer
-
$602 USD
Final sale: no returns
A
Retailer 2
-
$1,077 USD
£848 GBP
View
Most Expensive
B
Brilliant Earth
22235991A · Oct 31
$3,910 USD
View
2 more retailers have this diamond
Prices start from $602 USDSave up to $3,308 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
5.10ct Marquise
$602 USD