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Princess|Natural|GIA

1.51ct I SI1 Princess Natural Diamond

EX • I/SI1 • GIA 5433612237

Certificate GIA 5433612237

Diamond specifications and retailer prices

From $7,364 AUD
As of November 6, 2026
Save $3,235 AUD (31%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $10,599 AUD at 77 Diamonds · As of November 4, 2026
View at 77 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5433612237. Listed at 11 retailers as of November 4, 2026, with prices from $7,364 to $10,599, a $3,235 spread on the same certified stone. 77 Diamonds lists it at $10,599. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5433612237
Dimensions6.19 × 6.19 × 4.52 mm
L/W Ratio1.00
Top View
6.19 mm6.19 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5433612237
Side View
Table 75.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 73.0%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $10,599 AUD|Low: $7,363 AUD|High: $10,773 AUD|Avg: $9,088 AUD|+0.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 2$7,364 AUD
Retailer 3$7,505 AUD
Retailer 5$7,733 AUD
Retailer 6$8,223 AUD
Retailer 8$9,400 AUD
Retailer 4$9,467 AUD
Retailer 7$10,057 AUD
Retailer 9$10,057 AUD
Retailer 10$10,392 AUD
77 Diamonds$10,599 AUD

32 data points across 10 retailers

11 retailers$7,364 AUD to $10,599 AUD

B+
Cheapest Retailer
-
$7,364 AUD
B+
Retailer 2
-
$7,505 AUD
View
B+
Retailer 3
-
$7,733 AUD
View
B+
Retailer 4
-
$8,130 AUD
View
B+
Retailer 5
-
$8,223 AUD
View
B
Retailer 6
-
$9,400 AUD
View
B
Retailer 7
-
$9,467 AUD
View
B
Retailer 8
-
$10,057 AUD
View
B
Retailer 9
-
$10,057 AUD
View
B
Retailer 10
-
$10,392 AUD
View
Most Expensive
B
77 Diamonds
PRIZAEQUU5YV · Nov 4
$10,599 AUD
£5,734 GBP
View
10 more retailers have this diamond
Prices start from $7,364 AUDSave up to $3,235 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
$7,364 AUD