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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 $366 NZD
$206 USD
As of October 30, 2026
Save $3,148 NZD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,513 NZD 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 $366 to $3,513, a $3,148 spread on the same certified stone. Do Amore Diamonds lists it at $3,513. 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: $3,513 NZD|Low: $366 NZD|High: $3,549 NZD|Avg: $1,475 NZD|+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$366 NZD
Retailer 6$424 NZD
Retailer 10$784 NZD
Retailer 12$834 NZD
Retailer 4$873 NZD
Retailer 3$1,006 NZD
Retailer 13$1,431 NZD
Retailer 7$1,462 NZD
Retailer 9$1,579 NZD
Retailer 11$1,608 NZD
Retailer 2$2,015 NZD
Retailer 5$2,040 NZD
Do Amore Diamonds$3,513 NZD

17 data points across 13 retailers

8 retailers$366 NZD to $3,513 NZD

A
Cheapest Retailer
-
$366 NZD
$206 USD
A
Retailer 2
-
$424 NZD
$239 USD
View
B+
Retailer 3
-
$784 NZD
$442 USD
View
B
Retailer 4
-
$1,462 NZD
$824 USD
View
B
Retailer 5
-
$1,579 NZD
$890 USD
View
B
Retailer 6
-
$1,608 NZD
$906 USD
View
B
Retailer 7
-
$2,015 NZD
£894 GBP
View
Most Expensive
B
Do Amore Diamonds
27-55DEE9254 · Oct 29
$3,513 NZD
$1,980 USD
View
7 more retailers have this diamond
Prices start from $366 NZDSave up to $3,148 NZD

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
$366 NZD