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Princess|Natural|GIA

1.20ct J SI1 Princess Natural Diamond

EX • J/SI1 • GIA 1568414075

Certificate GIA 1568414075

Diamond specifications and retailer prices

From $2,771 AUD
SGD 2,624 SGD
As of October 31, 2026
Save $2,288 AUD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,058 AUD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.2ct natural princess diamond

This 1.2ct 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 1568414075. Listed at 15 retailers as of October 31, 2026, with prices from $2,771 to $5,058, a $2,288 spread on the same certified stone. Helzberg Diamonds lists it at $5,058. 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

1.20
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.67°
Pavilion angle38.26°
OriginNatural
Grading LabGIA
CertificateGIA 1568414075
Dimensions5.70 × 5.68 × 4.16 mm
L/W Ratio1.00
Culet sizeNone
Top View
5.70 mm5.68 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568414075
Side View
Table 72.0%Crown 30.67°Girdle: STK-THKPavilion 38.26°Culet: NoneDepth 73.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $5,058 AUD|Low: $2,737 AUD|High: $5,058 AUD|Avg: $3,281 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
November 2, 2026
Retailer 7$2,771 AUD
Retailer 3$2,800 AUD
Retailer 2$2,814 AUD
Retailer 12$2,823 AUD
Retailer 14$2,831 AUD
Retailer 11$2,840 AUD
Retailer 5$3,074 AUD
Retailer 9$3,090 AUD
Retailer 13$3,357 AUD
Retailer 4$3,586 AUD
Retailer 6$3,613 AUD
Retailer 8$3,963 AUD
Retailer 10$3,981 AUD
Retailer 15$4,302 AUD
Helzberg Diamonds$5,058 AUD

33 data points across 15 retailers

15 retailers$2,771 AUD to $5,058 AUD

B+
Cheapest Retailer
-
$2,771 AUD
SGD 2,624 SGD
B+
Retailer 2
-
$2,800 AUD
$1,962 USD
View
B+
Retailer 3
-
$2,814 AUD
$1,972 USD
View
B+
Retailer 4
-
$2,823 AUD
$1,978 USD
View
B+
Retailer 5
-
$2,831 AUD
$1,984 USD
View
B+
Retailer 6
-
$2,840 AUD
$1,990 USD
View
B
Retailer 7
-
$3,074 AUD
SGD 2,911 SGD
View
B+
Retailer 8
-
$3,090 AUD
£1,705 GBP
View
B+
Retailer 9
-
$3,357 AUD
$2,353 USD
View
B
Retailer 10
-
$3,586 AUD
$2,513 USD
View
B
Retailer 11
-
$3,963 AUD
€2,645 EUR
View
B
Retailer 12
-
$3,981 AUD
$2,790 USD
View
B
Retailer 13
-
$4,302 AUD
$3,015 USD
View
B
Retailer 14
-
$4,697 AUD
$3,292 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHLMOKHKGNL · Nov 1
$5,058 AUD
$3,545 USD
View
14 more retailers have this diamond
Prices start from $2,771 AUDSave up to $2,288 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.

B+
1.20ct Princess
$2,771 AUD