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Princess|Natural|IGI

1.50ct I I1 Princess Natural Diamond

ID • I/I1 • IGI 520278946

Shape and cutting style on the report: Princess cut

Certificate IGI 520278946

Diamond specifications and retailer prices

From $2,975 AUD
$2,090 USD
As of November 1, 2026
Save $3,912 AUD (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,887 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural princess diamond

This 1.5ct natural princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 520278946. Listed at 7 retailers as of October 30, 2026, with prices from $2,975 to $6,887, a $3,912 spread on the same certified stone. NZ Jewellers lists it at $6,887. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle56.3°
Pavilion angle37.7°
OriginNatural
Grading LabIGI
CertificateIGI 520278946
Dimensions6.10 × 5.92 × 4.45 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
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Top View
6.10 mm5.92 mm1.50 ctI / I1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 520278946
Side View
Table 72.0%Crown 56.3°Girdle: MED-THKPavilion 37.7°Culet: NoneDepth 75.2%

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: Nov 1
Current: $6,887 AUD|Low: $1,656 AUD|High: $6,887 AUD|Avg: $3,666 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 9$1,656 AUD
Retailer 7$2,975 AUD
Retailer 4$3,294 AUD
Retailer 5$3,294 AUD
Retailer 3$3,447 AUD
Retailer 6$3,801 AUD
Retailer 8$3,920 AUD
Retailer 2$4,114 AUD
NZ Jewellers$6,887 AUD

16 data points across 9 retailers

7 retailers$2,975 AUD to $6,887 AUD

A
Cheapest Retailer
-
$2,975 AUD
$2,090 USD
B+
Retailer 2
-
$3,294 AUD
$2,314 USD
View
B+
Retailer 3
-
$3,294 AUD
$2,314 USD
View
B+
Retailer 4
-
$3,447 AUD
$2,421 USD
View
B+
Retailer 5
-
$3,801 AUD
$2,670 USD
View
B+
Retailer 6
-
$4,114 AUD
€2,752 EUR
View
Most Expensive
B
NZ Jewellers
0551210d-7f3b-4f4d-9a49-0c6ae07ef7da · Oct 30
$6,887 AUD
$4,838 USD
View
6 more retailers have this diamond
Prices start from $2,975 AUDSave up to $3,912 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
$2,975 AUD