Marquise|Lab Grown|IGI

3.29ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG848620320

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848620320

Diamond specifications and retailer prices

From $405 USD
As of November 1, 2026
Save $2,675 USD (87%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,080 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.29ct lab-grown marquise diamond

This 3.29ct 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 LG848620320 or 848620320. Listed at 4 retailers as of October 31, 2026, with prices from $405 to $3,080, a $2,675 spread on the same certified stone. Brilliant Earth lists it at $3,080. 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

3.29
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848620320
Dimensions15.56 × 7.93 × 4.79 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.56 mm7.93 mm3.29 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848620320
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $3,080 USD|Low: $405 USD|High: $3,080 USD|Avg: $1,691 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 2$405 USD
Retailer 3$845 USD
Retailer 4$2,410 USD
Brilliant Earth$3,080 USD

6 data points across 4 retailers

4 retailers$405 USD to $3,080 USD

A
Cheapest Retailer
-
$405 USD
Final sale: no returns
A
Retailer 2
-
$845 USD
£665 GBP
View
B
Retailer 3
-
$2,410 USD
View
Most Expensive
B
Brilliant Earth
22380306A · Oct 31
$3,080 USD
View
3 more retailers have this diamond
Prices start from $405 USDSave up to $2,675 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
3.29ct Marquise
$405 USD