CaratHunter
Plans
Princess|Lab Grown|IGI

1.50ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG570367156

Shape and cutting style on the report: Princess cut

Certificate IGI LG570367156

Diamond specifications and retailer prices

From $483 NZD
$272 USD
As of October 30, 2026
Save $3,793 NZD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,276 NZD at Do Amore Diamonds · As of November 1, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG570367156 or 570367156. Listed at 15 retailers as of October 30, 2026, with prices from $483 to $4,276, a $3,793 spread on the same certified stone. Do Amore Diamonds lists it at $4,276. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570367156
Dimensions6.33 × 6.25 × 4.34 mm
L/W Ratio1.01
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
6.33 mm6.25 mm1.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570367156
Side View
Table 70.0%Crown 39.3°Girdle: MediumPavilion 37.9°Culet: NoneDepth 69.4%

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 30
Current: $4,276 NZD|Low: $381 NZD|High: $4,276 NZD|Avg: $1,645 NZD|+17.0%
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
November 1, 2026
Retailer 8$483 NZD
Retailer 10$598 NZD
Retailer 11$598 NZD
Retailer 9$701 NZD
Retailer 12$988 NZD
Retailer 6$1,170 NZD
Retailer 4$1,587 NZD
Retailer 7$1,835 NZD
Retailer 3$2,120 NZD
Retailer 5$2,129 NZD
Retailer 13$2,412 NZD
Retailer 2$2,643 NZD
Do Amore Diamonds$4,276 NZD

34 data points across 13 retailers

15 retailers$483 NZD to $4,276 NZD

Retailer 1
-
$440 NZD
$248 USD
Price last confirmed 26 days ago
A
Retailer 2
-
$483 NZD
$272 USD
View
A
Retailer 3
-
$598 NZD
$337 USD
View
Retailer 4
-
$598 NZD
$337 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$701 NZD
$395 USD
View
B+
Retailer 6
-
$878 NZD
$495 USD
View
B+
Retailer 7
-
$988 NZD
$557 USD
View
B
Retailer 8
-
$1,170 NZD
£519 GBP
View
B
Retailer 9
-
$1,587 NZD
$895 USD
View
B
Retailer 10
-
$1,835 NZD
$1,034 USD
View
B
Retailer 11
-
$2,120 NZD
$1,195 USD
View
B
Retailer 12
-
$2,129 NZD
$1,200 USD
View
B
Retailer 13
-
$2,412 NZD
$1,359 USD
View
B
Retailer 14
-
$2,643 NZD
£1,173 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3CBF63FA8 · Nov 1
$4,276 NZD
$2,410 USD
View
14 more retailers have this diamond
Prices start from $483 NZDSave up to $3,793 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
$483 NZD