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Round|Lab Grown|IGI

0.30ct F SI1 Round Lab Grown Diamond

VG • F/SI1 • IGI LG459129267

Shape and cutting style on the report: Round brilliant

Certificate IGI LG459129267

Diamond specifications and retailer prices

From $235 AUD
$165 USD
As of November 1, 2026
Save $1,133 AUD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,368 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.3ct lab-grown round diamond

This 0.3ct lab-grown round sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG459129267 or 459129267. Listed at 11 retailers as of November 1, 2026, with prices from $235 to $1,368, a $1,133 spread on the same certified stone. MOH London lists it at $1,368. 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

0.30
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.4°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459129267
Dimensions4.24 × 4.21 × 2.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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
4.24 mm4.21 mm0.30 ctF / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG459129267
Side View
Table 56.5%Crown 35.4°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
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: $1,368 AUD|Low: $227 AUD|High: $1,384 AUD|Avg: $517 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5$235 AUD
Retailer 8$274 AUD
Retailer 3$285 AUD
Retailer 6$293 AUD
Retailer 2$518 AUD
Retailer 7$525 AUD
Retailer 4$607 AUD
MOH London$1,368 AUD

43 data points across 8 retailers

11 retailers$235 AUD to $1,368 AUD

A
Cheapest Retailer
-
$235 AUD
$165 USD
B+
Retailer 2
-
$274 AUD
$192 USD
View
B+
Retailer 3
-
$285 AUD
$200 USD
View
Retailer 4
-
$293 AUD
$205 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$293 AUD
$205 USD
View
B
Retailer 6
-
$518 AUD
£286 GBP
View
B
Retailer 7
-
$525 AUD
$368 USD
View
B
Retailer 8
-
$607 AUD
€405 EUR
View
B
Retailer 9
-
$678 AUD
£374 GBP
View
B
Retailer 10
-
$942 AUD
$660 USD
View
Most Expensive
B
MOH London
LG459129267 · Nov 1
$1,368 AUD
£755 GBP
View
10 more retailers have this diamond
Prices start from $235 AUDSave up to $1,133 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
0.30ct Round
$235 AUD