Marquise|Lab Grown|IGI

3.10ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG839655667

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839655667

Diamond specifications and retailer prices

From $538 USD
As of October 28, 2026
Save $2,237 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,775 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

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 top-tier cut grade and certified by IGI LG839655667 or 839655667. Listed at 11 retailers as of October 28, 2026, with prices from $538 to $2,775, a $2,237 spread on the same certified stone. Rare Carat lists it at $2,775. 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

3.10
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839655667
Dimensions15.18 × 7.45 × 4.81 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.18 mm7.45 mm3.10 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839655667
Side View
Table 58.0%Crown 36.2°Girdle: MED-THKPavilion 40.7°Culet: NoneDepth 64.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $2,775 USD|Low: $712 USD|High: $2,815 USD|Avg: $1,604 USD|-1.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3$712 USD
Retailer 4$735 USD
Retailer 5$902 USD
Retailer 9$972 USD
Retailer 8$1,600 USD
Retailer 6$2,059 USD
Retailer 2$2,187 USD
Retailer 7$2,686 USD
Rare Carat$2,775 USD

15 data points across 9 retailers

11 retailers$538 USD to $2,775 USD

A
Cheapest Retailer
-
$538 USD
A
Retailer 2
-
$712 USD
£561 GBP
View
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
-
$1,913 USD
View
B+
Retailer 8
-
$2,059 USD
View
B+
Retailer 9
-
$2,187 USD
£1,722 GBP
View
B
Retailer 10
-
$2,686 USD
View
Most Expensive
B
Rare Carat
LGMQ30-170458 · Oct 28
$2,775 USD
View
10 more retailers have this diamond
Prices start from $538 USDSave up to $2,237 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