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Round|Natural|GIA

1.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6522136882

Certificate GIA 6522136882

Diamond specifications and retailer prices

From $4,364 AUD
As of November 1, 2026
Save $1,266 AUD (22%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,630 AUD at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

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 6522136882. Listed at 8 retailers as of November 1, 2026, with prices from $4,364 to $5,630, a $1,266 spread on the same certified stone. Diamond Exchange Canada lists it at $5,630. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6522136882
Dimensions7.30 × 7.24 × 4.54 mm
L/W Ratio1.01
Top View
7.30 mm7.24 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522136882
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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 1
Current: $5,630 AUD|Low: $4,178 AUD|High: $5,918 AUD|Avg: $5,087 AUD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4$4,364 AUD
Retailer 6$4,598 AUD
Retailer 3$4,805 AUD
Retailer 5$4,944 AUD
Retailer 8$5,160 AUD
Retailer 2$5,237 AUD
Retailer 7$5,248 AUD
Diamond Exchange Canada$5,630 AUD

40 data points across 8 retailers

8 retailers$4,364 AUD to $5,630 AUD

A
Cheapest Retailer
-
$4,364 AUD
B+
Retailer 2
-
$4,598 AUD
View
Final sale: no returns
A
Retailer 3
-
$4,805 AUD
View
A
Retailer 4
-
$4,944 AUD
View
A
Retailer 5
-
$5,160 AUD
View
A
Retailer 6
-
$5,237 AUD
View
B+
Retailer 7
-
$5,248 AUD
View
Most Expensive
B+
Diamond Exchange Canada
1989721876 · Nov 5
$5,630 AUD
CA$5,474 CAD
View
7 more retailers have this diamond
Prices start from $4,364 AUDSave up to $1,266 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
$4,364 AUD