Marquise|Lab Grown|IGI

3.10ct F VS2 Marquise Lab Grown Diamond

VG • F/VS2 • IGI LG839686821

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839686821

Diamond specifications and retailer prices

From $538 USD
As of October 28, 2026
Save $2,432 USD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,970 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG839686821 or 839686821. Listed at 11 retailers as of October 28, 2026, with prices from $538 to $2,970, a $2,432 spread on the same certified stone. Brilliant Earth lists it at $2,970. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.10
Carat
F
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839686821
Dimensions15.16 × 7.49 × 4.75 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.16 mm7.49 mm3.10 ctF / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839686821
Side View
Table 60.0%Crown 37.4°Girdle: MED-STKPavilion 40.6°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 28
Current: $2,970 USD|Low: $716 USD|High: $2,970 USD|Avg: $1,717 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 7$716 USD
Retailer 3$735 USD
Retailer 4$902 USD
Retailer 9$972 USD
Retailer 8$1,600 USD
Retailer 5$2,059 USD
Retailer 2$2,187 USD
Retailer 6$2,686 USD
Retailer 10$2,805 USD
Brilliant Earth$2,970 USD

17 data points across 10 retailers

11 retailers$538 USD to $2,970 USD

A
Cheapest Retailer
-
$538 USD
Retailer 2
-
$716 USD
£564 GBP
View
Price last confirmed 15 days ago
A
Retailer 3
-
$735 USD
View
Retailer 4
-
$902 USD
€859 EUR
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$1,550 USD
View
B+
Retailer 6
-
$1,600 USD
View
B
Retailer 7
-
$2,059 USD
View
B
Retailer 8
-
$2,187 USD
£1,722 GBP
View
B
Retailer 9
-
$2,686 USD
View
Retailer 10
-
$2,805 USD
View
Price last confirmed 28 days ago
Most Expensive
B
Brilliant Earth
22210802A · Oct 31
$2,970 USD
View
10 more retailers have this diamond
Prices start from $538 USDSave up to $2,432 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
3.10ct Marquise
$538 USD