Princess|Natural|GIA

1.20ct J SI1 Princess Natural Diamond

EX • J/SI1 • GIA 1568414075

Certificate GIA 1568414075

Diamond specifications and retailer prices

From $1,918 USD
As of October 30, 2026
Save $1,627 USD (46%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,545 USD at Helzberg Diamonds · As of October 30, 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 30, 2026, with prices from $1,918 to $3,545, a $1,627 spread on the same certified stone. Helzberg Diamonds lists it at $3,545. 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
Color
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

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,545 USD|Low: $1,918 USD|High: $3,545 USD|Avg: $2,363 USD
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 1, 2026
Retailer 4$1,918 USD
Retailer 7$1,942 USD
Retailer 14$1,962 USD
Retailer 9$1,978 USD
Retailer 12$1,984 USD
Retailer 6$2,015 USD
Retailer 3$2,154 USD
Retailer 2$2,184 USD
Retailer 10$2,353 USD
Retailer 15$2,513 USD
Retailer 5$2,532 USD
Retailer 11$2,790 USD
Retailer 8$2,790 USD
Retailer 13$3,015 USD
Helzberg Diamonds$3,545 USD

33 data points across 15 retailers

15 retailers$1,918 USD to $3,545 USD

B+
Cheapest Retailer
-
$1,918 USD
B+
Retailer 2
-
$1,942 USD
SGD 2,624 SGD
View
B+
Retailer 3
-
$1,962 USD
View
B+
Retailer 4
-
$1,978 USD
View
B+
Retailer 5
-
$1,984 USD
View
B+
Retailer 6
-
$2,015 USD
View
B
Retailer 7
-
$2,154 USD
SGD 2,911 SGD
View
B+
Retailer 8
-
$2,184 USD
£1,720 GBP
View
B+
Retailer 9
-
$2,353 USD
View
B
Retailer 10
-
$2,513 USD
View
B
Retailer 11
-
$2,790 USD
€2,657 EUR
View
B
Retailer 12
-
$2,790 USD
View
B
Retailer 13
-
$3,015 USD
View
B
Retailer 14
-
$3,292 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHLMOKHKGNL · Oct 30
$3,545 USD
View
14 more retailers have this diamond
Prices start from $1,918 USDSave up to $1,627 USD

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
$1,918 USD