Marquise|Lab Grown|IGI

4.09ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG833656558

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833656558

Diamond specifications and retailer prices

From $709 USD
As of November 3, 2026
Save $4,631 USD (87%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,340 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 4.09ct lab-grown marquise diamond

This 4.09ct 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 LG833656558 or 833656558. Listed at 3 retailers as of October 28, 2026, with prices from $709 to $5,340, a $4,631 spread on the same certified stone. Rare Carat lists it at $5,340. 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

4.09
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833656558
Dimensions17.09 × 8.15 × 5.16 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.09 mm8.15 mm4.09 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833656558
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $5,340 USD|Low: $709 USD|High: $5,395 USD|Avg: $1,851 USD|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 3, 2026
Retailer 3$709 USD
Retailer 4$920 USD
Retailer 5$1,186 USD
Retailer 2$1,220 USD
Rare Carat$5,340 USD

37 data points across 5 retailers

3 retailers$709 USD to $5,340 USD

A
Cheapest Retailer
-
$709 USD
Final sale: no returns
A
Retailer 2
-
$1,220 USD
£961 GBP
View
Most Expensive
B
Rare Carat
833656558 · Oct 28
$5,340 USD
View
2 more retailers have this diamond
Prices start from $709 USDSave up to $4,631 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
4.09ct Marquise
$709 USD