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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 €1,717 EUR
$1,918 USD
As of October 30, 2026
Save €1,456 EUR (46%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €3,173 EUR 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 30, 2026, with prices from €1,717 to €3,173, a €1,456 spread on the same certified stone. Helzberg Diamonds lists it at €3,173. 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

How it works →
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: €3,173 EUR|Low: €1,717 EUR|High: €3,173 EUR|Avg: €2,115 EUR
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€1,717 EUR
Retailer 7€1,738 EUR
Retailer 14€1,756 EUR
Retailer 9€1,771 EUR
Retailer 12€1,776 EUR
Retailer 6€1,804 EUR
Retailer 3€1,928 EUR
Retailer 2€1,955 EUR
Retailer 10€2,106 EUR
Retailer 15€2,249 EUR
Retailer 5€2,267 EUR
Retailer 11€2,497 EUR
Retailer 8€2,497 EUR
Retailer 13€2,699 EUR
Helzberg Diamonds€3,173 EUR

33 data points across 15 retailers

15 retailers€1,717 EUR to €3,173 EUR

B+
Cheapest Retailer
-
€1,717 EUR
$1,918 USD
B+
Retailer 2
-
€1,738 EUR
SGD 2,624 SGD
View
B+
Retailer 3
-
€1,756 EUR
$1,962 USD
View
B+
Retailer 4
-
€1,771 EUR
$1,978 USD
View
B+
Retailer 5
-
€1,776 EUR
$1,984 USD
View
Retailer 6
-
€1,804 EUR
$2,015 USD
View
Price last confirmed 8 days ago
B
Retailer 7
-
€1,928 EUR
SGD 2,911 SGD
View
B+
Retailer 8
-
€1,955 EUR
£1,720 GBP
View
B+
Retailer 9
-
€2,106 EUR
$2,353 USD
View
B
Retailer 10
-
€2,249 EUR
$2,513 USD
View
B
Retailer 11
-
€2,497 EUR
View
B
Retailer 12
-
€2,497 EUR
$2,790 USD
View
B
Retailer 13
-
€2,699 EUR
$3,015 USD
View
B
Retailer 14
-
€2,947 EUR
$3,292 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHLMOKHKGNL · Nov 1
€3,173 EUR
$3,545 USD
View
14 more retailers have this diamond
Prices start from €1,717 EURSave up to €1,456 EUR

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
€1,717 EUR