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Princess|Natural|GIA

1.31ct E SI2 Princess Natural Diamond

EX • E/SI2

Diamond specifications and retailer prices

From $5,580 AUD
As of November 5, 2026
Save $5,431 AUD (49%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $11,011 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.31ct natural princess diamond

This 1.31ct natural princess sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 9 retailers as of November 5, 2026, with prices from $5,580 to $11,011, a $5,431 spread on the same certified stone. NZ Jewellers lists it at $11,011. 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

1.31
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions5.91 × 5.87 × 4.23 mm
L/W Ratio1.01
Top View
5.91 mm5.87 mm1.31 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA
Side View
Table 71.0%CrownGirdle: Very ThickPavilionCuletDepth 72.1%

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 5
Current: $11,011 AUD|Low: $5,580 AUD|High: $11,011 AUD|Avg: $6,304 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$5,580 AUD
Retailer 3$5,725 AUD
Retailer 5$5,725 AUD
Retailer 6$5,725 AUD
Retailer 8$5,793 AUD
Retailer 2$6,214 AUD
Retailer 9$6,437 AUD
Retailer 4$6,607 AUD
NZ Jewellers$11,011 AUD

14 data points across 9 retailers

9 retailers$5,580 AUD to $11,011 AUD

A
Cheapest Retailer
-
$5,580 AUD
B+
Retailer 2
-
$5,725 AUD
View
B+
Retailer 3
-
$5,725 AUD
View
B+
Retailer 4
-
$5,793 AUD
View
B+
Retailer 5
-
$6,214 AUD
View
B+
Retailer 6
-
$6,437 AUD
View
Retailer 7
-
$6,607 AUD
View
Price last confirmed 61 days ago
B+
Retailer 8
-
$6,607 AUD
View
Most Expensive
B
NZ Jewellers
34169270-cf4e-440b-8595-e5b42aa7c740 · Nov 5
$11,011 AUD
$7,708 USD
View
8 more retailers have this diamond
Prices start from $5,580 AUDSave up to $5,431 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
1.31ct Princess
$5,580 AUD