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Round|Lab Grown|IGI

0.43ct G SI1 Round Lab Grown Diamond

VG • G/SI1 • IGI LG459192938

Shape and cutting style on the report: Round brilliant

Certificate IGI LG459192938

Diamond specifications and retailer prices

From $336 AUD
$236 USD
As of November 1, 2026
Save $1,333 AUD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,669 AUD at MOH London · As of November 1, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG459192938 or 459192938. Listed at 10 retailers as of November 1, 2026, with prices from $336 to $1,669, a $1,333 spread on the same certified stone. MOH London lists it at $1,669. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.43
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459192938
Dimensions4.71 × 4.75 × 2.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Blue Nuance As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.71 mm4.75 mm0.43 ctG / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG459192938
Side View
Table 59.0%Crown 36.1°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 62.9%

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: $1,669 AUD|Low: $322 AUD|High: $1,689 AUD|Avg: $678 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5$336 AUD
Retailer 3$370 AUD
Retailer 8$390 AUD
Retailer 6$416 AUD
Retailer 9$596 AUD
Retailer 7$705 AUD
Retailer 2$778 AUD
Retailer 4$798 AUD
MOH London$1,669 AUD

41 data points across 9 retailers

10 retailers$336 AUD to $1,669 AUD

A
Cheapest Retailer
-
$336 AUD
$236 USD
A
Retailer 2
-
$370 AUD
$260 USD
View
B+
Retailer 3
-
$390 AUD
$274 USD
View
Retailer 4
-
$416 AUD
$292 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$416 AUD
$292 USD
View
B
Retailer 6
-
$705 AUD
$495 USD
View
B
Retailer 7
-
$778 AUD
£430 GBP
View
B
Retailer 8
-
$798 AUD
€534 EUR
View
B
Retailer 9
-
$1,338 AUD
$940 USD
View
Most Expensive
B
MOH London
LG459192938 · Nov 1
$1,669 AUD
£923 GBP
View
9 more retailers have this diamond
Prices start from $336 AUDSave up to $1,333 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
$336 AUD