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Round|Natural|GIA

1.54ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1479692477

Certificate GIA 1479692477

Diamond specifications and retailer prices

From $6,378 AUD
As of November 4, 2026
Save $6,230 AUD (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,608 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.54ct natural round diamond

This 1.54ct 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 1479692477. Listed at 13 retailers as of November 4, 2026, with prices from $6,378 to $12,608, a $6,230 spread on the same certified stone. NZ Jewellers lists it at $12,608. 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

1.54
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1479692477
Dimensions7.41 × 7.46 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Knot, Crystal, Needle, Indented Natural
Top View
7.41 mm7.46 mm1.54 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1479692477
Side View
Table 57.0%Crown 32°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $9,468 AUD|Low: $6,958 AUD|High: $11,858 AUD|Avg: $8,653 AUD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5$6,958 AUD
Retailer 3$7,402 AUD
Retailer 6$7,538 AUD
Retailer 2$8,012 AUD
Retailer 1$9,468 AUD
Retailer 4$11,687 AUD

44 data points across 6 retailers

13 retailers$6,378 AUD to $12,608 AUD

B+
Cheapest Retailer
-
$6,378 AUD
B+
Retailer 2
-
$6,574 AUD
View
B+
Retailer 3
-
$6,958 AUD
View
Final sale: no returns
B+
Retailer 4
-
$7,402 AUD
View
Retailer 5
-
$7,538 AUD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$7,538 AUD
View
B
Retailer 7
-
$7,538 AUD
View
B
Retailer 8
-
$7,755 AUD
View
B
Retailer 9
-
$8,012 AUD
View
B
Retailer 10
-
$8,698 AUD
View
B
Retailer 11
-
$9,468 AUD
View
B
Retailer 12
-
$11,687 AUD
View
Most Expensive
B
NZ Jewellers
961b8e49-facd-4266-b882-cd770e1ed216 · Nov 5
$12,608 AUD
$8,826 USD
View
12 more retailers have this diamond
Prices start from $6,378 AUDSave up to $6,230 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.

B+
1.54ct Round
$6,378 AUD