Round|Lab Grown|IGI

4.09ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG839675871

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839675871

Diamond specifications and retailer prices

From €423 EUR
$473 USD
As of October 29, 2026
Save €2,119 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,542 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.09ct lab-grown round diamond

This 4.09ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839675871 or 839675871. Listed at 19 retailers as of October 29, 2026, with prices from €423 to €2,542, a €2,119 spread on the same certified stone. Brilliant Earth lists it at €2,542. 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
I
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839675871
Dimensions10.24 × 10.26 × 6.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.24 mm10.26 mm4.09 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839675871
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.6%

Caratlytics Score

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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: Oct 29
Current: €2,542 EUR|Low: €416 EUR|High: €2,542 EUR|Avg: €1,129 EUR
Brilliant Earth
Retailer 2
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Retailer 19
October 31, 2026
Retailer 8€423 EUR
Retailer 2€474 EUR
Retailer 16€525 EUR
Retailer 11€538 EUR
Retailer 17€584 EUR
Retailer 13€586 EUR
Retailer 19€703 EUR
Retailer 4€716 EUR
Retailer 14€782 EUR
Retailer 15€827 EUR
Retailer 18€1,044 EUR
Retailer 12€1,199 EUR
Retailer 5€1,234 EUR
Retailer 3€1,685 EUR
Retailer 7€1,692 EUR
Retailer 6€1,712 EUR
Retailer 9€2,235 EUR
Retailer 10€2,332 EUR
Brilliant Earth€2,542 EUR

31 data points across 19 retailers

19 retailers€423 EUR to €2,542 EUR

A
Cheapest Retailer
-
€423 EUR
$473 USD
A
Retailer 2
-
€474 EUR
$529 USD
View
A
Retailer 3
-
€525 EUR
$586 USD
View
Retailer 4
-
€538 EUR
$601 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
€584 EUR
HK$5,100 HKD
View
A
Retailer 6
-
€586 EUR
£515 GBP
View
B+
Retailer 7
-
€703 EUR
$785 USD
View
A
Retailer 8
-
€716 EUR
$800 USD
View
A
Retailer 9
-
€782 EUR
View
A
Retailer 10
-
€827 EUR
$924 USD
View
A
Retailer 11
-
€1,044 EUR
ZAR 18,835 ZAR
View
A
Retailer 12
-
€1,199 EUR
$1,339 USD
View
A
Retailer 13
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€1,234 EUR
$1,379 USD
View
B+
Retailer 14
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€1,685 EUR
$1,883 USD
View
B+
Retailer 15
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€1,692 EUR
SGD 2,554 SGD
View
B+
Retailer 16
-
€1,712 EUR
$1,913 USD
View
B
Retailer 17
-
€2,235 EUR
£1,966 GBP
View
Retailer 18
-
€2,332 EUR
$2,605 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21790516A · Oct 30
€2,542 EUR
$2,840 USD
View
18 more retailers have this diamond
Prices start from €423 EURSave up to €2,119 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
4.09ct Round
€423 EUR