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Round|Natural|GIA

1.50ct K FL Round Natural Diamond

EX • K/FL • GIA 1555392258

Certificate GIA 1555392258

Diamond specifications and retailer prices

From $8,472 AUD
As of November 6, 2026
Save $6,545 AUD (44%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $15,018 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1555392258. Listed at 10 retailers as of November 5, 2026, with prices from $8,472 to $15,018, a $6,545 spread on the same certified stone. NZ Jewellers lists it at $15,018. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
K
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1555392258
Dimensions7.42 × 7.46 × 4.44 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Top View
7.42 mm7.46 mm1.50 ctK / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1555392258
Side View
Table 59.0%Crown 33°GirdlePavilion 40.8°Culet: NoneDepth 59.7%

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: $15,018 AUD|Low: $8,330 AUD|High: $15,018 AUD|Avg: $10,307 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$8,472 AUD
Retailer 6$8,564 AUD
Retailer 7$8,978 AUD
Retailer 9$8,978 AUD
Retailer 10$8,978 AUD
Retailer 4$9,734 AUD
Retailer 8$10,359 AUD
Retailer 3$10,955 AUD
Retailer 5$13,192 AUD
NZ Jewellers$15,018 AUD

43 data points across 10 retailers

10 retailers$8,472 AUD to $15,018 AUD

A
Cheapest Retailer
-
$8,472 AUD
A
Retailer 2
-
$8,564 AUD
View
B+
Retailer 3
-
$8,978 AUD
View
Retailer 4
-
$8,978 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$8,978 AUD
View
B+
Retailer 6
-
$9,734 AUD
View
B+
Retailer 7
-
$10,359 AUD
View
B+
Retailer 8
-
$10,955 AUD
View
B
Retailer 9
-
$13,192 AUD
View
Most Expensive
B
NZ Jewellers
7dfe92a7-94e5-4b15-aee5-e4de5b7365cd · Nov 5
$15,018 AUD
$10,513 USD
View
9 more retailers have this diamond
Prices start from $8,472 AUDSave up to $6,545 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 Round
$8,472 AUD