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1.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6495934859

Shape and cutting style on the report: Round brilliant

Certificate GIA 6495934859

Diamond specifications and retailer prices

From $3,238 USD
As of November 4, 2026
Save $3,775 USD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,013 USD at NZ Jewellers · As of November 2, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6495934859. Listed at 18 retailers as of November 2, 2026, with prices from $3,238 to $7,013, a $3,775 spread on the same certified stone. NZ Jewellers lists it at $7,013. 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
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6495934859
Dimensions7.37 × 7.34 × 4.44 mm
L/W Ratio1.00
Star length45%
Lower girdle75%
Top View
7.37 mm7.34 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6495934859
Side View
Table 60.0%Crown 33.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 60.5%

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 4
Current: $7,013 USD|Low: $3,238 USD|High: $7,237 USD|Avg: $4,517 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 4$3,238 USD
Retailer 8$3,290 USD
Retailer 5$3,366 USD
Retailer 6$3,388 USD
Retailer 13$3,546 USD
Retailer 3$3,647 USD
Retailer 15$3,647 USD
Retailer 17$3,787 USD
Retailer 10$4,054 USD
Retailer 9$4,208 USD
Retailer 7$4,359 USD
Retailer 2$4,526 USD
Retailer 16$4,556 USD
Retailer 11$4,578 USD
Retailer 12$5,198 USD
Retailer 14$6,767 USD
NZ Jewellers$7,013 USD

33 data points across 17 retailers

18 retailers$3,238 USD to $7,013 USD

A
Cheapest Retailer
-
$3,238 USD
A
Retailer 2
-
$3,290 USD
View
A
Retailer 3
-
$3,366 USD
View
Final sale: no returns
A
Retailer 4
-
$3,388 USD
View
A
Retailer 5
-
$3,546 USD
View
A
Retailer 6
-
$3,647 USD
View
Retailer 7
-
$3,647 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$3,787 USD
View
B+
Retailer 9
-
$4,054 USD
View
B+
Retailer 10
-
$4,208 USD
View
B+
Retailer 11
-
$4,359 USD
View
Retailer 12
-
$4,492 USD
View
Price last confirmed 17 days ago
B+
Retailer 13
-
$4,526 USD
View
Retailer 14
-
$4,556 USD
View
Price last confirmed 14 days ago
B+
Retailer 15
-
$4,578 USD
View
B
Retailer 16
-
$5,198 USD
View
Retailer 17
-
$6,767 USD
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
67d6ccb4-41a3-4f2e-a405-7e6611aadef1 · Nov 2
$7,013 USD
View
17 more retailers have this diamond
Prices start from $3,238 USDSave up to $3,775 USD

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
$3,238 USD