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Round|Lab Grown|IGI

0.43ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG455034644

Shape and cutting style on the report: Round brilliant

Certificate IGI LG455034644

Diamond specifications and retailer prices

From $378 AUD
As of November 5, 2026
Save $1,535 AUD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,913 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.43ct lab-grown round diamond

This 0.43ct lab-grown round sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG455034644 or 455034644. Listed at 10 retailers as of November 2, 2026, with prices from $378 to $1,913, a $1,535 spread on the same certified stone. MOH London lists it at $1,913. 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

0.43
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG455034644
Dimensions4.84 × 4.88 × 2.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
4.84 mm4.88 mm0.43 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG455034644
Side View
Table 59.5%Crown 34.1°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 60.8%

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 5
Current: $1,913 AUD|Low: $370 AUD|High: $1,937 AUD|Avg: $778 AUD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3$378 AUD
Retailer 5$386 AUD
Retailer 8$447 AUD
Retailer 6$477 AUD
Retailer 7$795 AUD
Retailer 4$898 AUD
Retailer 2$902 AUD
MOH London$1,913 AUD

43 data points across 8 retailers

10 retailers$378 AUD to $1,913 AUD

A
Cheapest Retailer
-
$378 AUD
A
Retailer 2
-
$386 AUD
View
B+
Retailer 3
-
$447 AUD
View
B+
Retailer 4
-
$477 AUD
View
Retailer 5
-
$477 AUD
View
Price last confirmed 12 days ago
B
Retailer 6
-
$795 AUD
View
Retailer 7
-
$898 AUD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$902 AUD
View
B
Retailer 9
-
$1,534 AUD
View
Most Expensive
B
MOH London
LG455034644 · Nov 2
$1,913 AUD
£1,035 GBP
View
9 more retailers have this diamond
Prices start from $378 AUDSave up to $1,535 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.

A
0.43ct Round
$378 AUD