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Round|Lab Grown|IGI

4.01ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG596330339

Shape and cutting style on the report: Round brilliant

Certificate IGI LG596330339

Diamond specifications and retailer prices

From $1,341 AUD
As of November 6, 2026
Save $1,987 AUD (60%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,988 AUD 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG596330339 or 596330339. Listed at 4 retailers as of November 5, 2026, with a 148% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.01
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG596330339
Dimensions10.07 × 10.04 × 6.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.07 mm10.04 mm4.01 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG596330339
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,988 AUD|Low: $1,306 AUD|High: $4,015 AUD|Avg: $2,598 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 3$1,341 AUD
Retailer 4$2,133 AUD
Retailer 2$3,328 AUD
MOH London$3,988 AUD

12 data points across 4 retailers

4 retailers$1,341 AUD to $3,328 AUD

B+
Cheapest Retailer
-
$1,341 AUD
B+
Retailer 2
-
$2,133 AUD
View
B
Retailer 3
-
$3,328 AUD
View
Most Expensive
MOH London
LG596330339 · Oct 29
$3,988 AUD
£2,198 GBP
View
Price last confirmed 8 days ago
3 more retailers have this diamond
Prices start from $1,341 AUDSave up to $1,987 AUD

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.

B+
4.01ct Round
$1,341 AUD