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Princess|Natural|GIA

1.20ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 6562490856

Certificate GIA 6562490856

Diamond specifications and retailer prices

From $5,008 NZD
As of November 4, 2026
Save $4,518 NZD (47%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,526 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 6562490856. Listed at 15 retailers as of November 4, 2026, with prices from $5,008 to $9,526, a $4,518 spread on the same certified stone. Helzberg Diamonds lists it at $9,526. 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 angle28.65°
Pavilion angle38.45°
OriginNatural
Grading LabGIA
CertificateGIA 6562490856
Dimensions5.75 × 5.69 × 4.18 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.75 mm5.69 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562490856
Side View
Table 72.0%Crown 28.65°Girdle: STK-THKPavilion 38.45°Culet: NDepth 73.5%

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: $9,526 NZD|Low: $5,008 NZD|High: $9,526 NZD|Avg: $6,642 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 6$5,008 NZD
Retailer 10$5,130 NZD
Retailer 11$5,374 NZD
Retailer 15$5,401 NZD
Retailer 4$5,413 NZD
Retailer 12$5,479 NZD
Retailer 9$5,845 NZD
Retailer 5$6,034 NZD
Retailer 14$6,433 NZD
Retailer 7$6,578 NZD
Retailer 8$6,660 NZD
Retailer 2$7,816 NZD
Retailer 3$8,446 NZD
Retailer 13$9,087 NZD
Helzberg Diamonds$9,526 NZD

31 data points across 15 retailers

15 retailers$5,008 NZD to $9,526 NZD

B+
Cheapest Retailer
-
$5,008 NZD
B+
Retailer 2
-
$5,130 NZD
View
B+
Retailer 3
-
$5,374 NZD
View
B+
Retailer 4
-
$5,401 NZD
View
B+
Retailer 5
-
$5,413 NZD
View
B+
Retailer 6
-
$5,479 NZD
View
B+
Retailer 7
-
$5,845 NZD
View
B+
Retailer 8
-
$6,034 NZD
View
B+
Retailer 9
-
$6,433 NZD
View
B+
Retailer 10
-
$6,578 NZD
View
B+
Retailer 11
-
$6,660 NZD
View
B
Retailer 12
-
$7,816 NZD
View
B
Retailer 13
-
$8,446 NZD
View
B
Retailer 14
-
$9,087 NZD
View
Most Expensive
B
Helzberg Diamonds
XZRMLMIKPGOLM · Nov 6
$9,526 NZD
$5,355 USD
View
14 more retailers have this diamond
Prices start from $5,008 NZDSave up to $4,518 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
$5,008 NZD