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Marquise|Lab Grown|IGI

3.09ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG839637342

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839637342

Diamond specifications and retailer prices

From $598 CAD
$428 USD
As of November 1, 2026
Save $4,118 CAD (87%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,716 CAD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.09ct lab-grown marquise diamond

This 3.09ct 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 LG839637342 or 839637342. Listed at 3 retailers as of October 28, 2026, with prices from $598 to $4,716, a $4,118 spread on the same certified stone. Rare Carat lists it at $4,716. 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

3.09
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839637342
Dimensions14.94 × 7.46 × 4.80 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.94 mm7.46 mm3.09 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839637342
Side View
Table 58.0%Crown 36.2°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $4,716 CAD|Low: $598 CAD|High: $4,765 CAD|Avg: $2,767 CAD|-1.0%
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$598 CAD
Retailer 2$1,123 CAD
Rare Carat$4,716 CAD

29 data points across 3 retailers

3 retailers$598 CAD to $4,716 CAD

A
Cheapest Retailer
-
$598 CAD
$428 USD
Final sale: no returns
A
Retailer 2
-
$1,123 CAD
£633 GBP
View
Most Expensive
B
Rare Carat
839637342 · Oct 28
$4,716 CAD
$3,375 USD
View
2 more retailers have this diamond
Prices start from $598 CADSave up to $4,118 CAD

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
3.09ct Marquise
$598 CAD