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Princess|Natural|GIA

1.20ct I SI2 Princess Natural Diamond

EX • I/SI2 • GIA 2566368960

Certificate GIA 2566368960

Diamond specifications and retailer prices

From €1,403 EUR
As of November 6, 2026
Save €1,112 EUR (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,516 EUR at Helzberg Diamonds · As of November 6, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566368960. Listed at 14 retailers as of November 6, 2026, with prices from €1,403 to €2,516, a €1,112 spread on the same certified stone. Helzberg Diamonds lists it at €2,516. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.79°
Pavilion angle37.51°
OriginNatural
Grading LabGIA
CertificateGIA 2566368960
Dimensions5.74 × 5.63 × 4.12 mm
L/W Ratio1.02
Culet sizeNone
Top View
5.74 mm5.63 mm1.20 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566368960
Side View
Table 72.0%Crown 30.79°Girdle: STK-THKPavilion 37.51°Culet: NDepth 73.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €2,516 EUR|Low: €1,403 EUR|High: €2,780 EUR|Avg: €1,796 EUR|-9.5%
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
November 6, 2026
Retailer 2€1,403 EUR
Retailer 13€1,403 EUR
Retailer 10€1,416 EUR
Retailer 6€1,455 EUR
Retailer 5€1,528 EUR
Retailer 11€1,557 EUR
Retailer 7€1,583 EUR
Retailer 12€1,594 EUR
Retailer 3€1,691 EUR
Retailer 4€1,867 EUR
Retailer 9€1,969 EUR
Retailer 8€1,980 EUR
Retailer 14€2,333 EUR
Helzberg Diamonds€2,516 EUR

20 data points across 14 retailers

14 retailers€1,403 EUR to €2,516 EUR

A
Cheapest Retailer
-
€1,403 EUR
A
Retailer 2
-
€1,403 EUR
View
A
Retailer 3
-
€1,416 EUR
View
A
Retailer 4
-
€1,455 EUR
View
A
Retailer 5
-
€1,528 EUR
View
A
Retailer 6
-
€1,557 EUR
View
A
Retailer 7
-
€1,583 EUR
View
A
Retailer 8
-
€1,594 EUR
View
A
Retailer 9
-
€1,691 EUR
View
A
Retailer 10
-
€1,867 EUR
View
B+
Retailer 11
-
€1,969 EUR
View
B+
Retailer 12
-
€1,980 EUR
View
B+
Retailer 13
-
€2,333 EUR
View
Most Expensive
B+
Helzberg Diamonds
XZRILMMJMOPMG · Nov 6
€2,516 EUR
$2,809 USD
View
13 more retailers have this diamond
Prices start from €1,403 EURSave up to €1,112 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.

A
1.20ct Princess
€1,403 EUR