CaratHunter
Plans
Princess|Natural|GIA

1.50ct I SI2 Princess Natural Diamond

EX • I/SI2 • GIA 6555517154

Certificate GIA 6555517154

Diamond specifications and retailer prices

From $3,943 AUD
As of November 6, 2026
Save $1,467 AUD (27%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,409 AUD at GemTrove · As of November 6, 2026
View at GemTrove

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 6555517154. Listed at 7 retailers as of November 6, 2026, with prices from $3,943 to $5,409, a $1,467 spread on the same certified stone. GemTrove lists it at $5,409. 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
OriginNatural
Grading LabGIA
CertificateGIA 6555517154
Dimensions6.20 × 6.15 × 4.47 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Indented Natural
Top View
6.20 mm6.15 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555517154
Side View
Table 69.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 72.6%

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: $3,943 AUD|Low: $3,740 AUD|High: $5,200 AUD|Avg: $4,479 AUD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1$3,943 AUD
Retailer 3$4,301 AUD
Retailer 4$4,382 AUD
Retailer 6$4,449 AUD
Retailer 2$4,603 AUD
Retailer 5$5,037 AUD

46 data points across 6 retailers

7 retailers$3,943 AUD to $5,409 AUD

A
Cheapest Retailer
-
$3,943 AUD
Retailer 2
-
$4,301 AUD
View
Price last confirmed 7 days ago
Retailer 3
-
$4,449 AUD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$4,603 AUD
View
A
Retailer 5
-
$5,037 AUD
View
A
Retailer 6
-
$5,040 AUD
View
Most Expensive
B+
GemTrove
GT-N-01307923-98 · Nov 6
$5,409 AUD
View
6 more retailers have this diamond
Prices start from $3,943 AUDSave up to $1,467 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
$3,943 AUD