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Princess|Natural|GIA

1.51ct D SI2 Princess Natural Diamond

EX • D/SI2 • GIA 6391762151

Certificate GIA 6391762151

Diamond specifications and retailer prices

From $9,118 AUD
As of November 5, 2026
Save $3,567 AUD (28%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,685 AUD at Jared · As of November 6, 2026
View at Jared

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 6391762151. Listed at 11 retailers as of November 5, 2026, with prices from $9,118 to $12,685, a $3,567 spread on the same certified stone. Jared lists it at $12,685. 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
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6391762151
Dimensions6.45 × 6.33 × 4.58 mm
L/W Ratio1.02
Top View
6.45 mm6.33 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6391762151
Side View
Table 72.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 72.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $12,424 AUD|Low: $9,118 AUD|High: $12,628 AUD|Avg: $10,816 AUD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12$9,118 AUD
Retailer 7$9,204 AUD
Retailer 11$9,221 AUD
Retailer 9$9,505 AUD
Retailer 5$9,584 AUD
Retailer 10$10,184 AUD
Retailer 6$11,509 AUD
Retailer 8$11,641 AUD
Retailer 2$12,271 AUD
Retailer 3$12,271 AUD
Retailer 1$12,424 AUD
Retailer 4$12,431 AUD

33 data points across 12 retailers

11 retailers$9,118 AUD to $12,685 AUD

B+
Cheapest Retailer
-
$9,118 AUD
B+
Retailer 2
-
$9,204 AUD
View
B+
Retailer 3
-
$9,505 AUD
View
B+
Retailer 4
-
$9,584 AUD
View
B+
Retailer 5
-
$10,184 AUD
View
B+
Retailer 6
-
$11,509 AUD
View
B+
Retailer 7
-
$11,641 AUD
View
B
Retailer 8
-
$12,271 AUD
View
B
Retailer 9
-
$12,271 AUD
View
B+
Retailer 10
-
$12,424 AUD
View
Most Expensive
B
Jared
142798687 · Nov 6
$12,685 AUD
$8,880 USD
View
10 more retailers have this diamond
Prices start from $9,118 AUDSave up to $3,567 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.

B+
1.51ct Princess
$9,118 AUD