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Princess|Lab Grown|IGI

0.30ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG669404353

Shape and cutting style on the report: Princess cut

Certificate IGI LG669404353

Diamond specifications and retailer prices

From $162 AUD
$114 USD
As of October 27, 2026
Save $564 AUD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,678 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 0.3ct lab-grown princess diamond

This 0.3ct lab-grown princess sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG669404353 or 669404353. Listed at 14 retailers as of October 27, 2026, with a 348% 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

0.30
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669404353
Dimensions3.66 × 3.57 × 2.58 mm
L/W Ratio1.03
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
3.66 mm3.57 mm0.30 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669404353
Side View
Table 72.0%Crown 43.9°Girdle: Slightly ThickPavilion 38.5°Culet: NoneDepth 72.3%

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: Oct 27
Current: $1,678 AUD|Low: $155 AUD|High: $1,696 AUD|Avg: $471 AUD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 7$162 AUD
Retailer 3$188 AUD
Retailer 9$214 AUD
Retailer 11$214 AUD
Retailer 8$285 AUD
Retailer 4$342 AUD
Retailer 5$365 AUD
Retailer 2$405 AUD
Retailer 6$515 AUD
Retailer 12$622 AUD
Retailer 10$645 AUD
MOH London$1,678 AUD

43 data points across 12 retailers

14 retailers$162 AUD to $727 AUD

A
Cheapest Retailer
-
$162 AUD
$114 USD
A
Retailer 2
-
$188 AUD
$132 USD
View
A
Retailer 3
-
$214 AUD
$150 USD
View
A
Retailer 4
-
$214 AUD
$150 USD
View
B+
Retailer 5
-
$285 AUD
$200 USD
View
B+
Retailer 6
-
$342 AUD
$240 USD
View
B+
Retailer 7
-
$365 AUD
€244 EUR
View
B+
Retailer 8
-
$405 AUD
£224 GBP
View
B
Retailer 9
-
$515 AUD
£285 GBP
View
B
Retailer 10
-
$566 AUD
SGD 537 SGD
View
B
Retailer 11
-
$622 AUD
$437 USD
View
B
Retailer 12
-
$645 AUD
$453 USD
View
B
Retailer 13
-
$727 AUD
$511 USD
View
Most Expensive
B
MOH London
LG669404353 · Oct 26
$1,678 AUD
£928 GBP
View
Price under review
13 more retailers have this diamond
Prices start from $162 AUDSave up to $564 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 Princess
$162 AUD