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Princess|Natural|IGI

1.51ct I SI2 Princess Natural Diamond

VG • I/SI2 • IGI 660411191

Shape and cutting style on the report: Princess cut

Certificate IGI 660411191

Diamond specifications and retailer prices

From $3,465 AUD
As of November 4, 2026
Save $4,622 AUD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,088 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 660411191. Listed at 15 retailers as of November 4, 2026, with prices from $3,465 to $8,088, a $4,622 spread on the same certified stone. NZ Jewellers lists it at $8,088. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle46°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 660411191
Dimensions6.31 × 6.10 × 4.58 mm
L/W Ratio1.03
Culet sizePointed
Top View
6.31 mm6.10 mm1.51 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 660411191
Side View
Table 71.0%Crown 46°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 75.1%

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: Nov 4
Current: $8,088 AUD|Low: $3,273 AUD|High: $8,088 AUD|Avg: $4,430 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 3$3,465 AUD
Retailer 14$3,529 AUD
Retailer 15$3,570 AUD
Retailer 5$3,617 AUD
Retailer 2$3,752 AUD
Retailer 6$3,753 AUD
Retailer 12$3,868 AUD
Retailer 16$3,868 AUD
Retailer 11$4,017 AUD
Retailer 8$4,072 AUD
Retailer 4$4,075 AUD
Retailer 13$4,464 AUD
Retailer 7$4,602 AUD
Retailer 9$4,804 AUD
Retailer 10$6,759 AUD
NZ Jewellers$8,088 AUD

45 data points across 16 retailers

15 retailers$3,465 AUD to $8,088 AUD

A
Cheapest Retailer
-
$3,465 AUD
Retailer 2
-
$3,529 AUD
View
Price last confirmed 16 days ago
B+
Retailer 3
-
$3,570 AUD
View
Final sale: no returns
A
Retailer 4
-
$3,617 AUD
View
A
Retailer 5
-
$3,752 AUD
View
B+
Retailer 6
-
$3,753 AUD
View
Retailer 7
-
$3,868 AUD
View
Price last confirmed 21 days ago
B+
Retailer 8
-
$3,868 AUD
View
B+
Retailer 9
-
$4,017 AUD
View
B+
Retailer 10
-
$4,072 AUD
View
B+
Retailer 11
-
$4,075 AUD
View
B+
Retailer 12
-
$4,464 AUD
View
B+
Retailer 13
-
$4,804 AUD
View
B+
Retailer 14
-
$6,759 AUD
View
Most Expensive
B
NZ Jewellers
8fbd806a-dda4-45ff-a45c-f1401b98c207 · Nov 5
$8,088 AUD
$5,557 USD
View
14 more retailers have this diamond
Prices start from $3,465 AUDSave up to $4,622 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
1.51ct Princess
$3,465 AUD