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Marquise|Lab Grown|IGI

3.10ct H VVS2 Marquise Lab Grown Diamond

EX • H/VVS2 • IGI LG838636645

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838636645

Diamond specifications and retailer prices

From $384 USD
As of October 31, 2026
Save $2,301 USD (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,685 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 H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838636645 or 838636645. Listed at 4 retailers as of October 28, 2026, with prices from $384 to $2,685, a $2,301 spread on the same certified stone. Rare Carat lists it at $2,685. 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
H
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838636645
Dimensions14.50 × 7.59 × 4.86 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.50 mm7.59 mm3.10 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838636645
Side View
Table 59.0%Crown 37.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $2,685 USD|Low: $384 USD|High: $2,730 USD|Avg: $1,760 USD|-1.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 3$384 USD
Retailer 2$793 USD
Retailer 4$2,680 USD
Rare Carat$2,685 USD

33 data points across 4 retailers

4 retailers$384 USD to $2,685 USD

A
Cheapest Retailer
-
$384 USD
Final sale: no returns
A
Retailer 2
-
$793 USD
£625 GBP
View
B
Retailer 3
-
$2,680 USD
View
Most Expensive
B+
Rare Carat
838636645 · Oct 28
$2,685 USD
View
3 more retailers have this diamond
Prices start from $384 USDSave up to $2,301 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
$384 USD