Marquise|Lab Grown|IGI

3.20ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG844645103

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844645103

Diamond specifications and retailer prices

From $416 USD
As of November 1, 2026
Save $2,004 USD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,420 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.2ct lab-grown marquise diamond

This 3.2ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844645103 or 844645103. Listed at 3 retailers as of October 28, 2026, with prices from $416 to $2,420, a $2,004 spread on the same certified stone. Rare Carat lists it at $2,420. 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

3.20
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844645103
Dimensions14.75 × 7.82 × 4.93 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.75 mm7.82 mm3.20 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844645103
Side View
Table 61.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,420 USD|Low: $416 USD|High: $2,420 USD|Avg: $899 USD
Rare Carat
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$416 USD
Retailer 2$867 USD
Rare Carat$2,420 USD

19 data points across 3 retailers

3 retailers$416 USD to $2,420 USD

A
Cheapest Retailer
-
$416 USD
Final sale: no returns
A
Retailer 2
-
$867 USD
£682 GBP
View
Most Expensive
B
Rare Carat
844645103 · Oct 28
$2,420 USD
View
2 more retailers have this diamond
Prices start from $416 USDSave up to $2,004 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
3.20ct Marquise
$416 USD