CaratHunter
Plans
Princess|Natural|GIA

1.51ct I SI1 Princess Natural Diamond

EX • I/SI1 • GIA 1563411555

Certificate GIA 1563411555

Diamond specifications and retailer prices

From $6,451 NZD
As of November 6, 2026
Save $8,500 NZD (57%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $14,951 NZD 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1563411555. Listed at 22 retailers as of November 5, 2026, with prices from $6,451 to $14,951, a $8,500 spread on the same certified stone. NZ Jewellers lists it at $14,951. 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

1.51
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563411555
Dimensions6.50 × 6.37 × 4.34 mm
L/W Ratio1.02
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
6.50 mm6.37 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563411555
Side View
Table 71.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 68.2%

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 6
Current: $14,951 NZD|Low: $6,451 NZD|High: $14,951 NZD|Avg: $8,947 NZD
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 2$6,451 NZD
Retailer 8$6,828 NZD
Retailer 7$7,327 NZD
Retailer 9$7,483 NZD
Retailer 3$7,865 NZD
Retailer 13$8,098 NZD
Retailer 5$8,100 NZD
Retailer 16$8,449 NZD
Retailer 10$8,581 NZD
Retailer 20$8,581 NZD
Retailer 21$8,581 NZD
Retailer 19$8,852 NZD
Retailer 14$8,884 NZD
Retailer 12$8,922 NZD
Retailer 11$9,036 NZD
Retailer 15$9,111 NZD
Retailer 6$9,146 NZD
Retailer 4$9,902 NZD
Retailer 17$10,470 NZD
Retailer 18$13,630 NZD
NZ Jewellers$14,951 NZD

23 data points across 21 retailers

22 retailers$6,451 NZD to $14,951 NZD

A
Cheapest Retailer
-
$6,451 NZD
A
Retailer 2
-
$6,828 NZD
View
Final sale: no returns
A
Retailer 3
-
$7,098 NZD
View
A
Retailer 4
-
$7,327 NZD
View
A
Retailer 5
-
$7,483 NZD
View
A
Retailer 6
-
$7,865 NZD
View
A
Retailer 7
-
$8,098 NZD
View
A
Retailer 8
-
$8,100 NZD
View
A
Retailer 9
-
$8,449 NZD
View
B+
Retailer 10
-
$8,581 NZD
View
B+
Retailer 11
-
$8,581 NZD
View
Retailer 12
-
$8,581 NZD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$8,852 NZD
View
Retailer 14
-
$8,884 NZD
View
Price last confirmed 20 days ago
B+
Retailer 15
-
$8,922 NZD
View
B+
Retailer 16
-
$9,036 NZD
View
B+
Retailer 17
-
$9,111 NZD
View
B+
Retailer 18
-
$9,146 NZD
View
B+
Retailer 19
-
$9,902 NZD
View
B+
Retailer 20
-
$10,470 NZD
View
B
Retailer 21
-
$13,630 NZD
View
Most Expensive
B
NZ Jewellers
6445a2cf-8ed1-4806-a5b6-583c12065a14 · Nov 5
$14,951 NZD
$8,288 USD
View
21 more retailers have this diamond
Prices start from $6,451 NZDSave up to $8,500 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
1.51ct Princess
$6,451 NZD