Marquise|Lab Grown|IGI

3.09ct F VS1 Marquise Lab Grown Diamond

VG • F/VS1 • IGI LG838640610

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838640610

Diamond specifications and retailer prices

From $457 USD
As of November 4, 2026
Save $2,103 USD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,560 USD 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG838640610 or 838640610. Listed at 19 retailers as of October 28, 2026, with prices from $457 to $2,560, a $2,103 spread on the same certified stone. Rare Carat lists it at $2,560. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.09
Carat
F
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838640610
Dimensions15.49 × 7.44 × 4.67 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.49 mm7.44 mm3.09 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838640610
Side View
Table 61.0%Crown 34.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,560 USD|Low: $452 USD|High: $2,585 USD|Avg: $1,240 USD|-1.0%
Rare Carat
Retailer 2
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Retailer 19
November 4, 2026
Retailer 19$457 USD
Retailer 10$512 USD
Retailer 5$567 USD
Retailer 9$567 USD
Retailer 13$645 USD
Retailer 12$710 USD
Retailer 6$888 USD
Retailer 16$927 USD
Retailer 2$929 USD
Retailer 4$942 USD
Retailer 17$1,205 USD
Retailer 14$1,230 USD
Retailer 18$1,234 USD
Retailer 7$1,524 USD
Retailer 3$1,822 USD
Retailer 11$1,853 USD
Retailer 15$2,082 USD
Retailer 8$2,122 USD
Rare Carat$2,560 USD

35 data points across 19 retailers

19 retailers$457 USD to $2,560 USD

A
Cheapest Retailer
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$457 USD
A
Retailer 2
-
$512 USD
View
Retailer 3
-
$567 USD
View
Price last confirmed 19 days ago
A
Retailer 4
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$567 USD
View
A
Retailer 5
-
$645 USD
View
A
Retailer 6
-
$710 USD
View
B+
Retailer 7
-
$888 USD
View
Retailer 8
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$927 USD
View
Price last confirmed 10 days ago
A
Retailer 9
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$929 USD
View
A
Retailer 10
-
$942 USD
View
Retailer 11
-
$1,205 USD
View
Price last confirmed 15 days ago
A
Retailer 12
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$1,230 USD
View
B+
Retailer 13
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$1,234 USD
View
B+
Retailer 14
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$1,524 USD
View
B+
Retailer 15
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$1,822 USD
View
B+
Retailer 16
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$1,853 USD
View
B+
Retailer 17
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$2,082 USD
View
B+
Retailer 18
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$2,122 USD
View
Most Expensive
B
Rare Carat
L1-01-B_l_838640610 · Oct 28
$2,560 USD
View
18 more retailers have this diamond
Prices start from $457 USDSave up to $2,103 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
$457 USD