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Marquise|Lab Grown|IGI

3.10ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG839619038

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839619038

Diamond specifications and retailer prices

From $810 USD
£638 GBP
As of October 26, 2026
2 retailers carry this diamond
Most expensive: $4,650 USD at Rare Carat · As of October 18, 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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839619038 or 839619038. Listed at 2 retailers as of October 18, 2026. 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
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839619038
Dimensions15.00 × 7.55 × 4.77 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.00 mm7.55 mm3.10 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839619038
Side View
Table 61.0%Crown 36°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.2%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 26
Current: $4,650 USD|Low: $808 USD|High: $4,700 USD|Avg: $2,716 USD|-1.1%
Rare Carat
Retailer 2
October 26, 2026
Retailer 2$810 USD
Rare Carat$4,650 USD

21 data points across 2 retailers

2 retailers$810 USD to $4,650 USD

Retailer 1
-
$810 USD
£638 GBP
Price last confirmed 7 days ago
Most Expensive
Rare Carat
839619038 · Oct 18
$4,650 USD
View
Price last confirmed 15 days ago
1 more retailer has this diamond

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.

3.10ct Marquise
$810 USD