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Princess|Lab Grown|IGI

1.50ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG624426379

Shape and cutting style on the report: Princess cut

Certificate IGI LG624426379

Diamond specifications and retailer prices

From $293 AUD
$206 USD
As of October 30, 2026
Save $2,525 AUD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,819 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown princess diamond

This 1.5ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG624426379 or 624426379. Listed at 8 retailers as of October 29, 2026, with prices from $293 to $2,819, a $2,525 spread on the same certified stone. Do Amore Diamonds lists it at $2,819. 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

1.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG624426379
Dimensions6.23 × 6.20 × 4.48 mm
L/W Ratio1.00
Culet sizePointed
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
6.23 mm6.20 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG624426379
Side View
Table 70.0%Crown 43.6°Girdle: MediumPavilion 39.2°Culet: NoneDepth 72.3%

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: Oct 30
Current: $2,819 AUD|Low: $293 AUD|High: $2,847 AUD|Avg: $1,183 AUD|+2.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 8$293 AUD
Retailer 6$340 AUD
Retailer 10$629 AUD
Retailer 12$669 AUD
Retailer 4$701 AUD
Retailer 3$807 AUD
Retailer 13$1,148 AUD
Retailer 7$1,173 AUD
Retailer 9$1,267 AUD
Retailer 11$1,290 AUD
Retailer 2$1,616 AUD
Retailer 5$1,637 AUD
Do Amore Diamonds$2,819 AUD

17 data points across 13 retailers

8 retailers$293 AUD to $2,819 AUD

A
Cheapest Retailer
-
$293 AUD
$206 USD
A
Retailer 2
-
$340 AUD
$239 USD
View
B+
Retailer 3
-
$629 AUD
$442 USD
View
B
Retailer 4
-
$1,173 AUD
$824 USD
View
B
Retailer 5
-
$1,267 AUD
$890 USD
View
B
Retailer 6
-
$1,290 AUD
$906 USD
View
B
Retailer 7
-
$1,616 AUD
£894 GBP
View
Most Expensive
B
Do Amore Diamonds
27-55DEE9254 · Oct 29
$2,819 AUD
$1,980 USD
View
7 more retailers have this diamond
Prices start from $293 AUDSave up to $2,525 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
1.50ct Princess
$293 AUD