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Princess|Natural|GIA

1.00ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 7551654447

Certificate GIA 7551654447

Diamond specifications and retailer prices

From $2,487 AUD
As of November 5, 2026
Save $2,060 AUD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,547 AUD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1ct natural princess diamond

This 1ct 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 7551654447. Listed at 14 retailers as of November 5, 2026, with prices from $2,487 to $4,547, a $2,060 spread on the same certified stone. Helzberg Diamonds lists it at $4,547. 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

1.00
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.92°
Pavilion angle37.27°
OriginNatural
Grading LabGIA
CertificateGIA 7551654447
Dimensions5.43 × 5.33 × 3.87 mm
L/W Ratio1.02
Culet sizeNone
Top View
5.43 mm5.33 mm1.00 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551654447
Side View
Table 71.0%Crown 28.92°Girdle: STK-VTKPavilion 37.27°Culet: NoneDepth 72.7%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $4,547 AUD|Low: $2,474 AUD|High: $4,733 AUD|Avg: $3,215 AUD|-3.9%
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 5, 2026
Retailer 2$2,487 AUD
Retailer 9$2,516 AUD
Retailer 11$2,537 AUD
Retailer 10$2,566 AUD
Retailer 4$2,593 AUD
Retailer 3$2,763 AUD
Retailer 8$2,776 AUD
Retailer 12$3,036 AUD
Retailer 14$3,288 AUD
Retailer 7$3,580 AUD
Retailer 6$3,787 AUD
Retailer 5$3,867 AUD
Retailer 13$4,246 AUD
Helzberg Diamonds$4,547 AUD

35 data points across 14 retailers

14 retailers$2,487 AUD to $4,547 AUD

A
Cheapest Retailer
-
$2,487 AUD
A
Retailer 2
-
$2,516 AUD
View
A
Retailer 3
-
$2,537 AUD
View
A
Retailer 4
-
$2,566 AUD
View
A
Retailer 5
-
$2,593 AUD
View
A
Retailer 6
-
$2,763 AUD
View
A
Retailer 7
-
$2,776 AUD
View
A
Retailer 8
-
$3,036 AUD
View
B+
Retailer 9
-
$3,288 AUD
View
B+
Retailer 10
-
$3,317 AUD
View
B+
Retailer 11
-
$3,580 AUD
View
B+
Retailer 12
-
$3,867 AUD
View
B+
Retailer 13
-
$4,246 AUD
View
Most Expensive
B+
Helzberg Diamonds
XZRNLLHMLKKKN · Nov 6
$4,547 AUD
$3,183 USD
View
13 more retailers have this diamond
Prices start from $2,487 AUDSave up to $2,060 AUD

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
1.00ct Princess
$2,487 AUD