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Princess|Natural|GIA

1.20ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 6562584426

Certificate GIA 6562584426

Diamond specifications and retailer prices

From $5,358 NZD
As of November 4, 2026
Save $4,833 NZD (47%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,191 NZD 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562584426. Listed at 15 retailers as of November 4, 2026, with prices from $5,358 to $10,191, a $4,833 spread on the same certified stone. Helzberg Diamonds lists it at $10,191. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle22.99°
Pavilion angle39.55°
OriginNatural
Grading LabGIA
CertificateGIA 6562584426
Dimensions5.82 × 5.76 × 4.18 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.82 mm5.76 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562584426
Side View
Table 73.0%Crown 22.99°Girdle: STK-THKPavilion 39.55°Culet: NDepth 72.7%

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: Nov 4
Current: $10,191 NZD|Low: $5,358 NZD|High: $10,191 NZD|Avg: $7,061 NZD
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 6, 2026
Retailer 11$5,358 NZD
Retailer 10$5,488 NZD
Retailer 7$5,579 NZD
Retailer 15$5,776 NZD
Retailer 3$5,789 NZD
Retailer 12$5,835 NZD
Retailer 9$6,251 NZD
Retailer 5$6,454 NZD
Retailer 13$6,858 NZD
Retailer 4$6,982 NZD
Retailer 8$7,123 NZD
Retailer 2$8,361 NZD
Retailer 14$9,037 NZD
Retailer 6$9,691 NZD
Helzberg Diamonds$10,191 NZD

22 data points across 15 retailers

15 retailers$5,358 NZD to $10,191 NZD

B+
Cheapest Retailer
-
$5,358 NZD
B+
Retailer 2
-
$5,488 NZD
View
B+
Retailer 3
-
$5,579 NZD
View
B+
Retailer 4
-
$5,776 NZD
View
B+
Retailer 5
-
$5,789 NZD
View
B+
Retailer 6
-
$5,835 NZD
View
B+
Retailer 7
-
$6,251 NZD
View
B+
Retailer 8
-
$6,454 NZD
View
B+
Retailer 9
-
$6,858 NZD
View
B+
Retailer 10
-
$6,982 NZD
View
B+
Retailer 11
-
$7,123 NZD
View
B
Retailer 12
-
$8,361 NZD
View
B
Retailer 13
-
$9,037 NZD
View
B
Retailer 14
-
$9,691 NZD
View
Most Expensive
B
Helzberg Diamonds
XZRMLMILOKKIM · Nov 6
$10,191 NZD
$5,729 USD
View
14 more retailers have this diamond
Prices start from $5,358 NZDSave up to $4,833 NZD

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
$5,358 NZD