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Princess|Natural|GIA

1.31ct J SI1 Princess Natural Diamond

ID • J/SI1 • GIA 1423969630

Certificate GIA 1423969630

Diamond specifications and retailer prices

From $3,208 AUD
As of November 5, 2026
Save $4,218 AUD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,425 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 J 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 1423969630. Listed at 10 retailers as of November 5, 2026, with prices from $3,208 to $7,425, a $4,218 spread on the same certified stone. NZ Jewellers lists it at $7,425. 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
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryFair
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1423969630
Dimensions5.77 × 5.75 × 4.29 mm
L/W Ratio1.00
Key to symbols
Crystal, Feather, Cloud, Cavity, Needle, Natural, Extra Facet
Top View
5.77 mm5.75 mm1.31 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryFair
FluorescenceNone
CertificateGIA 1423969630
Side View
Table 68.0%CrownGirdle: VTN-VTKPavilionCuletDepth 74.6%

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: $3,746 AUD|Low: $3,209 AUD|High: $6,296 AUD|Avg: $4,023 AUD|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 7$3,209 AUD
Retailer 8$3,390 AUD
Retailer 4$3,551 AUD
Retailer 6$3,551 AUD
Retailer 1$3,746 AUD
Retailer 5$4,098 AUD
Retailer 2$4,410 AUD
Retailer 3$6,206 AUD

44 data points across 8 retailers

10 retailers$3,208 AUD to $7,425 AUD

A
Cheapest Retailer
-
$3,208 AUD
A
Retailer 2
-
$3,209 AUD
View
Retailer 3
-
$3,551 AUD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$3,551 AUD
View
B+
Retailer 5
-
$3,716 AUD
View
B+
Retailer 6
-
$3,746 AUD
View
B+
Retailer 7
-
$4,098 AUD
View
B+
Retailer 8
-
$4,410 AUD
View
B
Retailer 9
-
$6,206 AUD
View
Most Expensive
C
NZ Jewellers
489df064-ae53-4bdf-83e4-bb6e326a42ec · Nov 5
$7,425 AUD
$5,102 USD
View
9 more retailers have this diamond
Prices start from $3,208 AUDSave up to $4,218 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
$3,208 AUD