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Round|Lab Grown|IGI

4.01ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG607347259

Shape and cutting style on the report: Round brilliant

Certificate IGI LG607347259

Diamond specifications and retailer prices

From $928 USD
As of November 1, 2026
Save $1,818 USD (66%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,746 USD at MOH London · As of November 1, 2026
View at MOH London

About this 4.01ct lab-grown round diamond

This 4.01ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG607347259 or 607347259. Listed at 8 retailers as of November 1, 2026, with prices from $928 to $2,746, a $1,818 spread on the same certified stone. MOH London lists it at $2,746. 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

4.01
Carat
J
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607347259
Dimensions10.03 × 9.97 × 6.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Indications of post-growth treatment.
Top View
10.03 mm9.97 mm4.01 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607347259
Side View
Table 56.0%Crown 36.4°Girdle: ThickPavilion 40.4°Culet: NoneDepth 63.3%

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: Nov 1
Current: $2,746 USD|Low: $715 USD|High: $2,779 USD|Avg: $1,450 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 9$715 USD
Retailer 8$886 USD
Retailer 4$928 USD
Retailer 5$930 USD
Retailer 6$1,025 USD
Retailer 2$1,309 USD
Retailer 7$2,254 USD
Retailer 3$2,310 USD
MOH London$2,746 USD

18 data points across 9 retailers

8 retailers$928 USD to $2,746 USD

B+
Cheapest Retailer
-
$928 USD
A
Retailer 2
-
$930 USD
View
A
Retailer 3
-
$1,025 USD
View
A
Retailer 4
-
$1,309 USD
ZAR 21,143 ZAR
View
B
Retailer 5
-
$2,254 USD
View
Retailer 6
-
$2,310 USD
View
Price last confirmed 11 days ago
Retailer 7
-
$2,335 USD
View
Price last confirmed 28 days ago
Most Expensive
B
MOH London
LG607347259 · Nov 1
$2,746 USD
£2,162 GBP
View
7 more retailers have this diamond
Prices start from $928 USDSave up to $1,818 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
4.01ct Round
$928 USD