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Round|Natural|GIA

1.54ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2544026011

Certificate GIA 2544026011

Diamond specifications and retailer prices

From $6,924 AUD
As of November 5, 2026
Save $7,735 AUD (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $14,659 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 2544026011. Listed at 15 retailers as of November 5, 2026, with prices from $6,924 to $14,659, a $7,735 spread on the same certified stone. NZ Jewellers lists it at $14,659. 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
FluorescenceFaint
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2544026011
Dimensions7.44 × 7.38 × 4.55 mm
L/W Ratio1.01
Star length50%
Top View
7.44 mm7.38 mm1.54 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2544026011
Side View
Table 60.0%Crown 35°Girdle: Sli. ThickPavilion 41.4°Culet: NoneDepth 61.4%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $14,659 AUD|Low: $6,108 AUD|High: $14,659 AUD|Avg: $9,712 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$7,330 AUD
Retailer 7$7,941 AUD
Retailer 8$7,941 AUD
Retailer 4$8,270 AUD
Retailer 2$8,505 AUD
Retailer 3$8,961 AUD
Retailer 5$12,878 AUD
NZ Jewellers$14,659 AUD

41 data points across 8 retailers

15 retailers$6,924 AUD to $14,659 AUD

B+
Cheapest Retailer
-
$6,924 AUD
B+
Retailer 2
-
$7,330 AUD
View
Final sale: no returns
B+
Retailer 3
-
$7,391 AUD
View
Retailer 4
-
$7,941 AUD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$7,941 AUD
View
B
Retailer 6
-
$7,941 AUD
View
B+
Retailer 7
-
$8,270 AUD
View
B
Retailer 8
-
$8,505 AUD
View
B
Retailer 9
-
$8,871 AUD
View
B
Retailer 10
-
$8,871 AUD
View
B
Retailer 11
-
$8,961 AUD
View
B
Retailer 12
-
$9,162 AUD
View
B
Retailer 13
-
$9,171 AUD
View
B
Retailer 14
-
$12,878 AUD
View
Most Expensive
C
NZ Jewellers
5e3fb190-1e4d-4d63-acab-a9a2e5fb5478 · Nov 5
$14,659 AUD
$10,262 USD
View
14 more retailers have this diamond
Prices start from $6,924 AUDSave up to $7,735 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
$6,924 AUD