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Princess|Natural|GIA

1.51ct D SI2 Princess Natural Diamond

EX • D/SI2 • GIA 5566440899

Certificate GIA 5566440899

Diamond specifications and retailer prices

From $6,038 AUD
As of November 6, 2026
Save $5,567 AUD (48%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $11,605 AUD at NZ Jewellers · As of November 2, 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 D 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 5566440899. Listed at 7 retailers as of November 2, 2026, with prices from $6,038 to $11,605, a $5,567 spread on the same certified stone. NZ Jewellers lists it at $11,605. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.59°
Pavilion angle39.2°
OriginNatural
Grading LabGIA
CertificateGIA 5566440899
Dimensions6.38 × 6.19 × 4.50 mm
L/W Ratio1.03
Girdle conditionVery Thick
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
6.38 mm6.19 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566440899
Side View
Table 72.0%Crown 44.59°GirdlePavilion 39.2°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 6
Current: $11,605 AUD|Low: $6,038 AUD|High: $11,605 AUD|Avg: $8,083 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$6,038 AUD
Retailer 3$6,275 AUD
Retailer 5$6,661 AUD
Retailer 6$6,661 AUD
Retailer 2$8,460 AUD
Retailer 4$10,608 AUD
NZ Jewellers$11,605 AUD

28 data points across 7 retailers

7 retailers$6,038 AUD to $11,605 AUD

A
Cheapest Retailer
-
$6,038 AUD
A
Retailer 2
-
$6,275 AUD
View
A
Retailer 3
-
$6,661 AUD
View
A
Retailer 4
-
$6,661 AUD
View
B+
Retailer 5
-
$8,460 AUD
View
B+
Retailer 6
-
$10,608 AUD
View
Most Expensive
B
NZ Jewellers
7196e216-56a6-4d9a-b1ab-a11b5fde4f8b · Nov 2
$11,605 AUD
$8,124 USD
View
6 more retailers have this diamond
Prices start from $6,038 AUDSave up to $5,567 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
$6,038 AUD