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Princess|Natural|GIA

1.51ct F SI2 Princess Natural Diamond

EX • F/SI2 • GIA 5242021713

Certificate GIA 5242021713

Diamond specifications and retailer prices

From $5,147 NZD
$2,896 USD
As of October 31, 2026
Save $4,635 NZD (47%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,782 NZD at Helzberg Diamonds · As of November 2, 2026
View at Helzberg Diamonds

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242021713. Listed at 12 retailers as of October 31, 2026, with prices from $5,147 to $9,782, a $4,635 spread on the same certified stone. Helzberg Diamonds lists it at $9,782. 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

1.51
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.31°
Pavilion angle39.65°
OriginNatural
Grading LabGIA
CertificateGIA 5242021713
Dimensions6.26 × 6.19 × 4.52 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.26 mm6.19 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242021713
Side View
Table 73.0%Crown 24.31°Girdle: STK-THKPavilion 39.65°Culet: NoneDepth 73.0%

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: Oct 31
Current: $9,782 NZD|Low: $5,147 NZD|High: $10,609 NZD|Avg: $7,118 NZD|-7.8%
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
November 2, 2026
Retailer 9$5,147 NZD
Retailer 7$5,244 NZD
Retailer 11$5,549 NZD
Retailer 2$6,016 NZD
Retailer 10$6,091 NZD
Retailer 4$6,200 NZD
Retailer 13$6,558 NZD
Retailer 8$6,601 NZD
Retailer 3$6,738 NZD
Retailer 5$6,976 NZD
Retailer 6$8,033 NZD
Retailer 12$9,632 NZD
Helzberg Diamonds$9,782 NZD

31 data points across 13 retailers

12 retailers$5,147 NZD to $9,782 NZD

A
Cheapest Retailer
-
$5,147 NZD
$2,896 USD
A
Retailer 2
-
$5,244 NZD
SGD 3,987 SGD
View
A
Retailer 3
-
$5,549 NZD
$3,122 USD
View
A
Retailer 4
-
$6,016 NZD
£2,665 GBP
View
A
Retailer 5
-
$6,091 NZD
$3,427 USD
View
A
Retailer 6
-
$6,200 NZD
SGD 4,714 SGD
View
A
Retailer 7
-
$6,558 NZD
$3,690 USD
View
A
Retailer 8
-
$6,601 NZD
$3,714 USD
View
A
Retailer 9
-
$6,738 NZD
$3,791 USD
View
A
Retailer 10
-
$8,033 NZD
$4,520 USD
View
Retailer 11
-
$9,632 NZD
$5,420 USD
View
Price last confirmed 9 days ago
Most Expensive
B+
Helzberg Diamonds
XZRLIKIGIHNHJ · Nov 2
$9,782 NZD
$5,504 USD
View
11 more retailers have this diamond
Prices start from $5,147 NZDSave up to $4,635 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.

A
1.51ct Princess
$5,147 NZD