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Princess|Natural|GIA

1.51ct K SI2 Princess Natural Diamond

EX • K/SI2 • GIA 2527668234

Certificate GIA 2527668234

Diamond specifications and retailer prices

From $4,278 AUD
As of November 4, 2026
Save $3,990 AUD (48%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,268 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 2527668234. Listed at 10 retailers as of November 4, 2026, with prices from $4,278 to $8,268, a $3,990 spread on the same certified stone. NZ Jewellers lists it at $8,268. 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 angle29.58°
Pavilion angle37.52°
OriginNatural
Grading LabGIA
CertificateGIA 2527668234
Dimensions6.22 × 6.11 × 4.42 mm
L/W Ratio1.02
Top View
6.22 mm6.11 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2527668234
Side View
Table 72.0%Crown 29.58°Girdle: ThickPavilion 37.52°Culet: NoneDepth 72.4%

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 4
Current: $5,524 AUD|Low: $4,278 AUD|High: $7,838 AUD|Avg: $5,264 AUD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4$4,278 AUD
Retailer 8$4,375 AUD
Retailer 5$4,745 AUD
Retailer 7$4,745 AUD
Retailer 2$4,963 AUD
Retailer 6$5,475 AUD
Retailer 1$5,524 AUD
Retailer 3$7,724 AUD

44 data points across 8 retailers

10 retailers$4,278 AUD to $8,268 AUD

A
Cheapest Retailer
-
$4,278 AUD
B+
Retailer 2
-
$4,745 AUD
View
Retailer 3
-
$4,745 AUD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$4,928 AUD
View
B+
Retailer 5
-
$4,951 AUD
View
B+
Retailer 6
-
$4,963 AUD
View
B+
Retailer 7
-
$5,475 AUD
View
B+
Retailer 8
-
$5,524 AUD
View
B
Retailer 9
-
$7,724 AUD
View
Most Expensive
B
NZ Jewellers
72ff1e01-016d-4577-9f98-718ad8759d11 · Nov 5
$8,268 AUD
$5,788 USD
View
9 more retailers have this diamond
Prices start from $4,278 AUDSave up to $3,990 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
$4,278 AUD