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Princess|Natural|GIA

1.50ct I SI2 Princess Natural Diamond

EX • I/SI2 • GIA 3555598418

Certificate GIA 3555598418

Diamond specifications and retailer prices

From $3,331 AUD
SGD 3,162 SGD
As of October 31, 2026
Save $2,791 AUD (46%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,122 AUD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 1.5ct natural princess diamond

This 1.5ct natural princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3555598418. Listed at 10 retailers as of October 27, 2026, with prices from $3,331 to $6,122, a $2,791 spread on the same certified stone. Wholesale Diamonds Direct lists it at $6,122. 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

1.50
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.04°
Pavilion angle40.12°
OriginNatural
Grading LabGIA
CertificateGIA 3555598418
Dimensions6.33 × 6.24 × 4.55 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.33 mm6.24 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555598418
Side View
Table 73.0%Crown 23.04°Girdle: MED-STKPavilion 40.12°Culet: NoneDepth 72.9%

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: Oct 31
Current: $3,907 AUD|Low: $3,331 AUD|High: $6,724 AUD|Avg: $4,327 AUD|-5.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 2, 2026
Retailer 4$3,331 AUD
Retailer 3$3,556 AUD
Retailer 5$3,618 AUD
Retailer 1$3,907 AUD
Retailer 8$3,939 AUD
Retailer 2$4,215 AUD
Retailer 6$4,245 AUD
Retailer 7$4,413 AUD
Wholesale Diamonds Direct$6,122 AUD

39 data points across 9 retailers

10 retailers$3,331 AUD to $6,122 AUD

A
Cheapest Retailer
-
$3,331 AUD
SGD 3,162 SGD
A
Retailer 2
-
$3,556 AUD
$2,498 USD
View
A
Retailer 3
-
$3,618 AUD
$2,541 USD
View
A
Retailer 4
-
$3,907 AUD
£2,161 GBP
View
A
Retailer 5
-
$3,939 AUD
SGD 3,739 SGD
View
A
Retailer 6
-
$4,215 AUD
$2,961 USD
View
A
Retailer 7
-
$4,245 AUD
$2,982 USD
View
A
Retailer 8
-
$4,413 AUD
$3,100 USD
View
A
Retailer 9
-
$4,524 AUD
$3,178 USD
View
Most Expensive
A
Wholesale Diamonds Direct
427169110 · Oct 27
$6,122 AUD
$4,301 USD
View
9 more retailers have this diamond
Prices start from $3,331 AUDSave up to $2,791 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
1.50ct Princess
$3,331 AUD