Marquise|Lab Grown|IGI

3.09ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG843655349

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843655349

Diamond specifications and retailer prices

From $562 USD
As of November 2, 2026
Save $3,668 USD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,230 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843655349 or 843655349. Listed at 23 retailers as of November 2, 2026, with prices from $562 to $4,230, a $3,668 spread on the same certified stone. Brilliant Earth lists it at $4,230. 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
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843655349
Dimensions14.58 × 7.50 × 4.67 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.58 mm7.50 mm3.09 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843655349
Side View
Table 62.0%Crown 40.5°Girdle: STK-THKPavilion 39°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $4,230 USD|Low: $562 USD|High: $4,780 USD|Avg: $1,649 USD|-11.5%
Brilliant Earth
Retailer 2
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Retailer 22
November 2, 2026
Retailer 18$562 USD
Retailer 21$629 USD
Retailer 10$632 USD
Retailer 3$700 USD
Retailer 17$756 USD
Retailer 14$835 USD
Retailer 9$938 USD
Retailer 15$1,021 USD
Retailer 8$1,052 USD
Retailer 20$1,092 USD
Retailer 11$1,478 USD
Retailer 2$1,513 USD
Retailer 13$1,729 USD
Retailer 16$1,791 USD
Retailer 4$1,841 USD
Retailer 5$2,254 USD
Retailer 12$2,268 USD
Retailer 7$2,309 USD
Retailer 19$2,785 USD
Retailer 6$2,982 USD
Retailer 22$3,038 USD
Brilliant Earth$4,230 USD

17 data points across 22 retailers

23 retailers$562 USD to $4,230 USD

A
Cheapest Retailer
-
$562 USD
A
Retailer 2
-
$629 USD
View
A
Retailer 3
-
$632 USD
View
Final sale: no returns
A
Retailer 4
-
$700 USD
View
Retailer 5
-
$711 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$756 USD
£596 GBP
View
A
Retailer 7
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$835 USD
View
A
Retailer 8
-
$938 USD
View
A
Retailer 9
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$1,021 USD
€972 EUR
View
A
Retailer 10
-
$1,052 USD
View
A
Retailer 11
-
$1,092 USD
£860 GBP
View
B+
Retailer 12
-
$1,478 USD
A$2,274 AUD
View
B+
Retailer 13
-
$1,513 USD
ZAR 24,444 ZAR
View
B+
Retailer 14
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$1,729 USD
View
B+
Retailer 15
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$1,791 USD
View
B+
Retailer 16
-
$1,841 USD
View
B+
Retailer 17
-
$2,254 USD
View
B+
Retailer 18
-
$2,268 USD
View
B+
Retailer 19
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$2,309 USD
View
B
Retailer 20
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$2,785 USD
SGD 3,764 SGD
View
B
Retailer 21
-
$2,982 USD
A$4,587 AUD
View
B
Retailer 22
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$3,038 USD
£2,392 GBP
View
Most Expensive
B
Brilliant Earth
22169022A · Nov 2
$4,230 USD
View
22 more retailers have this diamond
Prices start from $562 USDSave up to $3,668 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
3.09ct Marquise
$562 USD