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 $473 USD
As of October 26, 2026
Save $4,987 USD (91%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,460 USD at Brilliant Earth · As of October 28, 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 26, 2026, with prices from $473 to $5,460, a $4,987 spread on the same certified stone. Brilliant Earth lists it at $5,460. 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
Color
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 26
Current: $874 USD|Low: $465 USD|High: $2,640 USD|Avg: $1,258 USD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
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Retailer 18
October 29, 2026
Retailer 5$473 USD
Retailer 8$540 USD
Retailer 13$586 USD
Retailer 10$601 USD
Retailer 14$653 USD
Retailer 11$656 USD
Retailer 16$785 USD
Retailer 18$800 USD
Retailer 1$874 USD
Retailer 12$924 USD
Retailer 15$1,166 USD
Retailer 2$1,379 USD
Retailer 6$1,606 USD
Retailer 17$1,883 USD
Retailer 4$1,890 USD
Retailer 3$1,913 USD
Retailer 7$2,497 USD
Retailer 9$2,605 USD

29 data points across 18 retailers

19 retailers$473 USD to $5,460 USD

A
Cheapest Retailer
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$473 USD
A
Retailer 2
-
$540 USD
View
A
Retailer 3
-
$586 USD
View
A
Retailer 4
-
$601 USD
View
Price last confirmed 13 days ago
A
Retailer 5
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$653 USD
HK$5,100 HKD
View
A
Retailer 6
-
$656 USD
£516 GBP
View
B+
Retailer 7
-
$785 USD
View
A
Retailer 8
-
$800 USD
View
A
Retailer 9
-
$874 USD
€832 EUR
View
A
Retailer 10
-
$924 USD
View
A
Retailer 11
-
$1,166 USD
ZAR 18,835 ZAR
View
A
Retailer 12
-
$1,379 USD
View
B+
Retailer 13
-
$1,606 USD
View
B+
Retailer 14
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$1,883 USD
View
B+
Retailer 15
-
$1,890 USD
SGD 2,554 SGD
View
B+
Retailer 16
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$1,913 USD
View
B+
Retailer 17
-
$2,497 USD
£1,966 GBP
View
B
Retailer 18
-
$2,605 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21790516A · Oct 28
$5,460 USD
View
18 more retailers have this diamond
Prices start from $473 USDSave up to $4,987 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
4.09ct Round
$473 USD