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Round|Lab Grown|IGI

4.01ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG607347256

Shape and cutting style on the report: Round brilliant

Certificate IGI LG607347256

Diamond specifications and retailer prices

From €831 EUR
$928 USD
As of November 1, 2026
Save €1,640 EUR (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €2,470 EUR at MOH London · As of October 29, 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 LG607347256 or 607347256. Listed at 6 retailers as of October 29, 2026, with prices from €831 to €2,470, a €1,640 spread on the same certified stone. MOH London lists it at €2,470. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607347256
Dimensions10.14 × 10.07 × 6.28 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeAbraded
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Indications of post-growth treatment.
Top View
10.14 mm10.07 mm4.01 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG607347256
Side View
Table 57.0%Crown 35.9°GirdlePavilion 40.5°Culet: ABRDepth 62.2%

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 1
Current: €2,470 EUR|Low: €640 EUR|High: €2,487 EUR|Avg: €1,256 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 28, 2026
Retailer 7€640 EUR
Retailer 3€831 EUR
Retailer 4€832 EUR
Retailer 5€917 EUR
Retailer 2€1,171 EUR
Retailer 6€2,017 EUR
MOH London€2,470 EUR

16 data points across 7 retailers

6 retailers€831 EUR to €2,470 EUR

B+
Cheapest Retailer
-
€831 EUR
$928 USD
A
Retailer 2
-
€832 EUR
$930 USD
View
B+
Retailer 3
-
€917 EUR
$1,025 USD
View
B+
Retailer 4
-
€1,171 EUR
ZAR 21,143 ZAR
View
B
Retailer 5
-
€2,017 EUR
$2,254 USD
View
Most Expensive
B
MOH London
LG607347256 · Oct 29
€2,470 EUR
£2,173 GBP
View
5 more retailers have this diamond
Prices start from €831 EURSave up to €1,640 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
4.01ct Round
€831 EUR