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Princess|Natural|GIA

1.01ct J SI1 Princess Natural Diamond

EX • J/SI1 • GIA 5242058974

Certificate GIA 5242058974

Diamond specifications and retailer prices

From $1,749 AUD
$1,226 USD
As of November 1, 2026
Save $1,405 AUD (45%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,155 AUD at Helzberg Diamonds · As of November 2, 2026
View at Helzberg Diamonds

About this 1.01ct natural princess diamond

This 1.01ct natural princess sits in the classic one-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 5242058974. Listed at 16 retailers as of November 1, 2026, with prices from $1,749 to $3,155, a $1,405 spread on the same certified stone. Helzberg Diamonds lists it at $3,155. 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

1.01
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle29.9°
Pavilion angle38.88°
OriginNatural
Grading LabGIA
CertificateGIA 5242058974
Dimensions5.37 × 5.34 × 3.92 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.37 mm5.34 mm1.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5242058974
Side View
Table 73.0%Crown 29.9°Girdle: THN-STKPavilion 38.88°Culet: NoneDepth 73.4%

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: $3,155 AUD|Low: $1,749 AUD|High: $3,155 AUD|Avg: $2,208 AUD
Helzberg Diamonds
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 2, 2026
Retailer 13$1,749 AUD
Retailer 12$1,760 AUD
Retailer 5$1,760 AUD
Retailer 14$1,789 AUD
Retailer 15$1,819 AUD
Retailer 16$1,888 AUD
Retailer 8$1,919 AUD
Retailer 9$1,983 AUD
Retailer 7$1,998 AUD
Retailer 3$2,150 AUD
Retailer 4$2,478 AUD
Retailer 10$2,484 AUD
Retailer 2$2,528 AUD
Retailer 6$2,628 AUD
Retailer 11$2,942 AUD
Helzberg Diamonds$3,155 AUD

38 data points across 16 retailers

16 retailers$1,749 AUD to $3,155 AUD

A
Cheapest Retailer
-
$1,749 AUD
$1,226 USD
A
Retailer 2
-
$1,760 AUD
SGD 1,667 SGD
View
A
Retailer 3
-
$1,760 AUD
$1,234 USD
View
A
Retailer 4
-
$1,789 AUD
$1,254 USD
View
A
Retailer 5
-
$1,819 AUD
$1,275 USD
View
A
Retailer 6
-
$1,888 AUD
$1,323 USD
View
B+
Retailer 7
-
$1,919 AUD
SGD 1,817 SGD
View
B+
Retailer 8
-
$1,983 AUD
£1,094 GBP
View
B+
Retailer 9
-
$1,998 AUD
$1,400 USD
View
B+
Retailer 10
-
$2,150 AUD
$1,507 USD
View
B
Retailer 11
-
$2,478 AUD
$1,736 USD
View
B
Retailer 12
-
$2,484 AUD
$1,741 USD
View
B+
Retailer 13
-
$2,528 AUD
€1,687 EUR
View
B
Retailer 14
-
$2,683 AUD
$1,880 USD
View
B
Retailer 15
-
$2,942 AUD
$2,062 USD
View
Most Expensive
B
Helzberg Diamonds
XZRLIKIGLOPNK · Nov 2
$3,155 AUD
$2,211 USD
View
15 more retailers have this diamond
Prices start from $1,749 AUDSave up to $1,405 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
1.01ct Princess
$1,749 AUD