Princess|Natural|GIA

1.00ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 7551654447

Certificate GIA 7551654447

Diamond specifications and retailer prices

From $1,741 USD
As of November 5, 2026
Save $1,442 USD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,183 USD at Helzberg Diamonds · As of November 4, 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 4, 2026, with prices from $1,741 to $3,183, a $1,442 spread on the same certified stone. Helzberg Diamonds lists it at $3,183. 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
Color
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: $3,183 USD|Low: $1,732 USD|High: $3,313 USD|Avg: $2,251 USD|-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$1,741 USD
Retailer 9$1,761 USD
Retailer 11$1,776 USD
Retailer 10$1,796 USD
Retailer 4$1,815 USD
Retailer 3$1,934 USD
Retailer 8$1,943 USD
Retailer 12$2,125 USD
Retailer 14$2,302 USD
Retailer 7$2,506 USD
Retailer 6$2,651 USD
Retailer 5$2,707 USD
Retailer 13$2,972 USD
Helzberg Diamonds$3,183 USD

35 data points across 14 retailers

14 retailers$1,741 USD to $3,183 USD

A
Cheapest Retailer
-
$1,741 USD
A
Retailer 2
-
$1,761 USD
View
A
Retailer 3
-
$1,776 USD
View
A
Retailer 4
-
$1,796 USD
View
A
Retailer 5
-
$1,815 USD
View
A
Retailer 6
-
$1,934 USD
View
A
Retailer 7
-
$1,943 USD
View
A
Retailer 8
-
$2,125 USD
View
B+
Retailer 9
-
$2,302 USD
View
B+
Retailer 10
-
$2,322 USD
View
B+
Retailer 11
-
$2,506 USD
View
B+
Retailer 12
-
$2,707 USD
View
B+
Retailer 13
-
$2,972 USD
View
Most Expensive
B+
Helzberg Diamonds
XZRNLLHMLKKKN · Nov 4
$3,183 USD
View
13 more retailers have this diamond
Prices start from $1,741 USDSave up to $1,442 USD

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
$1,741 USD