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Princess|Natural|GIA

1.51ct K SI2 Princess Natural Diamond

EX • K/SI2 • GIA 2567372300

Certificate GIA 2567372300

Diamond specifications and retailer prices

From $3,553 AUD
As of November 5, 2026
Save $2,693 AUD (43%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,245 AUD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567372300. Listed at 12 retailers as of November 4, 2026, with prices from $3,553 to $6,245, a $2,693 spread on the same certified stone. Wholesale Diamonds Direct lists it at $6,245. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.09°
Pavilion angle40.51°
OriginNatural
Grading LabGIA
CertificateGIA 2567372300
Dimensions6.31 × 6.23 × 4.53 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.31 mm6.23 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567372300
Side View
Table 74.0%Crown 25.09°Girdle: STK-THKPavilion 40.51°Culet: NDepth 72.6%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $5,308 AUD|Low: $3,533 AUD|High: $6,370 AUD|Avg: $4,383 AUD|-6.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 6$3,553 AUD
Retailer 2$3,600 AUD
Retailer 8$3,728 AUD
Retailer 7$3,761 AUD
Retailer 3$3,771 AUD
Retailer 5$4,021 AUD
Retailer 11$4,097 AUD
Retailer 9$4,407 AUD
Retailer 10$4,564 AUD
Retailer 4$4,821 AUD
Retailer 1$5,308 AUD
Wholesale Diamonds Direct$6,245 AUD

34 data points across 12 retailers

12 retailers$3,553 AUD to $6,245 AUD

A
Cheapest Retailer
-
$3,553 AUD
A
Retailer 2
-
$3,600 AUD
View
A
Retailer 3
-
$3,728 AUD
View
A
Retailer 4
-
$3,761 AUD
View
A
Retailer 5
-
$3,771 AUD
View
A
Retailer 6
-
$4,021 AUD
View
A
Retailer 7
-
$4,097 AUD
View
B+
Retailer 8
-
$4,407 AUD
View
B+
Retailer 9
-
$4,564 AUD
View
B+
Retailer 10
-
$4,821 AUD
View
B+
Retailer 11
-
$5,308 AUD
View
Most Expensive
B
Wholesale Diamonds Direct
398927293 · Nov 4
$6,245 AUD
$4,372 USD
View
11 more retailers have this diamond
Prices start from $3,553 AUDSave up to $2,693 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
1.51ct Princess
$3,553 AUD