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Round|Natural|GIA

1.50ct N SI1 Round Natural Diamond

EX • N/SI1 • GIA 6341062188

Shape and cutting style on the report: Round brilliant

Certificate GIA 6341062188

Diamond specifications and retailer prices

From $2,931 AUD
As of November 5, 2026
Save $3,198 AUD (52%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,130 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 N colour (tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6341062188. Listed at 10 retailers as of November 5, 2026, with prices from $2,931 to $6,130, a $3,198 spread on the same certified stone. NZ Jewellers lists it at $6,130. 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
N
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6341062188
Dimensions7.25 × 7.31 × 4.57 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
7.25 mm7.31 mm1.50 ctN / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6341062188
Side View
Table 56.0%Crown 35°Girdle: THN-STKPavilion 41°Culet: NoneDepth 62.8%

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: Nov 5
Current: $6,130 AUD|Low: $2,931 AUD|High: $6,130 AUD|Avg: $3,663 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 6$2,931 AUD
Retailer 7$2,931 AUD
Retailer 8$2,978 AUD
Retailer 5$3,067 AUD
Retailer 9$3,128 AUD
Retailer 2$3,383 AUD
Retailer 4$3,578 AUD
Retailer 3$3,973 AUD
Retailer 10$4,490 AUD
NZ Jewellers$6,130 AUD

37 data points across 10 retailers

10 retailers$2,931 AUD to $6,130 AUD

A
Cheapest Retailer
-
$2,931 AUD
Retailer 2
-
$2,931 AUD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$2,978 AUD
View
A
Retailer 4
-
$3,067 AUD
View
A
Retailer 5
-
$3,128 AUD
View
B+
Retailer 6
-
$3,383 AUD
View
B+
Retailer 7
-
$3,578 AUD
View
B+
Retailer 8
-
$3,973 AUD
View
B
Retailer 9
-
$4,490 AUD
View
Most Expensive
B
NZ Jewellers
a1702a97-d279-47cf-b520-e2de2bfb17f7 · Nov 5
$6,130 AUD
$4,291 USD
View
9 more retailers have this diamond
Prices start from $2,931 AUDSave up to $3,198 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
$2,931 AUD