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Marquise|Lab Grown|IGI

3.09ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG839699121

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839699121

Diamond specifications and retailer prices

From $822 NZD
As of November 4, 2026
Save $5,671 NZD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,493 NZD at Brilliant Earth · As of November 4, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839699121 or 839699121. Listed at 21 retailers as of November 4, 2026, with prices from $822 to $6,493, a $5,671 spread on the same certified stone. Brilliant Earth lists it at $6,493. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839699121
Dimensions14.88 × 7.79 × 4.75 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.88 mm7.79 mm3.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839699121
Side View
Table 60.0%Crown 32.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $6,493 NZD|Low: $822 NZD|High: $6,920 NZD|Avg: $2,488 NZD|-6.2%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
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Retailer 20
November 5, 2026
Retailer 10$822 NZD
Retailer 19$920 NZD
Retailer 3$1,019 NZD
Retailer 2$1,155 NZD
Retailer 6$1,272 NZD
Retailer 8$1,366 NZD
Retailer 20$1,551 NZD
Retailer 13$1,670 NZD
Retailer 11$1,845 NZD
Retailer 14$2,152 NZD
Retailer 5$2,199 NZD
Retailer 18$2,211 NZD
Retailer 17$2,738 NZD
Retailer 4$3,275 NZD
Retailer 9$3,328 NZD
Retailer 15$3,576 NZD
Retailer 16$3,741 NZD
Retailer 7$3,866 NZD
Retailer 12$4,554 NZD
Brilliant Earth$6,493 NZD

30 data points across 20 retailers

21 retailers$822 NZD to $6,493 NZD

A
Cheapest Retailer
-
$822 NZD
A
Retailer 2
-
$920 NZD
View
A
Retailer 3
-
$1,019 NZD
View
Retailer 4
-
$1,066 NZD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,155 NZD
View
A
Retailer 6
-
$1,272 NZD
View
B+
Retailer 7
-
$1,366 NZD
View
A
Retailer 8
-
$1,551 NZD
View
A
Retailer 9
-
$1,670 NZD
View
Retailer 10
-
$1,845 NZD
View
Price last confirmed 10 days ago
A
Retailer 11
-
$2,152 NZD
View
A
Retailer 12
-
$2,199 NZD
View
A
Retailer 13
-
$2,211 NZD
View
B+
Retailer 14
-
$2,738 NZD
View
B+
Retailer 15
-
$3,275 NZD
View
B+
Retailer 16
-
$3,328 NZD
View
B+
Retailer 17
-
$3,576 NZD
View
B+
Retailer 18
-
$3,741 NZD
View
B+
Retailer 19
-
$3,866 NZD
View
Retailer 20
-
$4,554 NZD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21622796A · Nov 4
$6,493 NZD
$3,650 USD
View
20 more retailers have this diamond
Prices start from $822 NZDSave up to $5,671 NZD

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
$822 NZD