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Radiant|Lab Grown|IGI

3.09ct F VVS1 Radiant Lab Grown Diamond

ID • F/VVS1 • IGI LG851681657

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG851681657

Diamond specifications and retailer prices

From €515 EUR
$578 USD
As of November 2, 2026
Save €3,657 EUR (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €4,173 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant 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 LG851681657 or 851681657. Listed at 22 retailers as of November 2, 2026, with prices from €515 to €4,173, a €3,657 spread on the same certified stone. Brilliant Earth lists it at €4,173. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851681657
Dimensions10.29 × 7.14 × 4.87 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.29 mm7.14 mm3.09 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851681657
Side View
Table 64.0%Crown 40.7°Girdle: Slightly ThickPavilion 35.2°Culet: NoneDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €4,173 EUR|Low: €515 EUR|High: €4,173 EUR|Avg: €1,557 EUR
Brilliant Earth
Retailer 2
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Retailer 22
November 3, 2026
Retailer 14€515 EUR
Retailer 8€577 EUR
Retailer 20€578 EUR
Retailer 3€639 EUR
Retailer 17€694 EUR
Retailer 4€758 EUR
Retailer 11€851 EUR
Retailer 7€951 EUR
Retailer 10€952 EUR
Retailer 18€999 EUR
Retailer 13€1,388 EUR
Retailer 16€1,587 EUR
Retailer 6€1,601 EUR
Retailer 5€1,682 EUR
Retailer 2€1,920 EUR
Retailer 12€2,071 EUR
Retailer 15€2,094 EUR
Retailer 22€2,141 EUR
Retailer 9€2,391 EUR
Retailer 21€2,776 EUR
Retailer 19€3,027 EUR
Brilliant Earth€4,173 EUR

5 data points across 22 retailers

22 retailers€515 EUR to €4,173 EUR

A
Cheapest Retailer
-
€515 EUR
$578 USD
A
Retailer 2
-
€577 EUR
$647 USD
View
Final sale: no returns
A
Retailer 3
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€578 EUR
$648 USD
View
A
Retailer 4
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€639 EUR
$717 USD
View
A
Retailer 5
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€694 EUR
£613 GBP
View
A
Retailer 6
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€758 EUR
$850 USD
View
A
Retailer 7
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€851 EUR
$955 USD
View
A
Retailer 8
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€951 EUR
View
A
Retailer 9
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€952 EUR
$1,068 USD
View
A
Retailer 10
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€999 EUR
£882 GBP
View
B+
Retailer 11
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€1,388 EUR
ZAR 25,153 ZAR
View
B+
Retailer 12
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€1,587 EUR
$1,780 USD
View
B+
Retailer 13
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€1,601 EUR
$1,796 USD
View
B+
Retailer 14
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€1,682 EUR
$1,886 USD
View
B+
Retailer 15
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€1,920 EUR
$2,154 USD
View
B+
Retailer 16
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€2,071 EUR
$2,323 USD
View
B+
Retailer 17
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€2,094 EUR
$2,349 USD
View
B
Retailer 18
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€2,141 EUR
$2,401 USD
View
B
Retailer 19
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€2,391 EUR
A$4,125 AUD
View
B
Retailer 20
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€2,776 EUR
£2,452 GBP
View
B
Retailer 21
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€3,027 EUR
$3,395 USD
View
Most Expensive
B
Brilliant Earth
22378146A · Nov 2
€4,173 EUR
$4,680 USD
View
21 more retailers have this diamond
Prices start from €515 EURSave up to €3,657 EUR

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 Radiant
€515 EUR