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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 $8,744 NZD
As of November 5, 2026
Save $9,768 NZD (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $18,512 NZD 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 $8,744 to $18,512, a $9,768 spread on the same certified stone. NZ Jewellers lists it at $18,512. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $18,512 NZD|Low: $7,713 NZD|High: $18,512 NZD|Avg: $12,265 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$9,256 NZD
Retailer 7$10,028 NZD
Retailer 8$10,028 NZD
Retailer 4$10,443 NZD
Retailer 2$10,740 NZD
Retailer 3$11,316 NZD
Retailer 5$16,262 NZD
NZ Jewellers$18,512 NZD

41 data points across 8 retailers

15 retailers$8,744 NZD to $18,512 NZD

B+
Cheapest Retailer
-
$8,744 NZD
B+
Retailer 2
-
$9,256 NZD
View
Final sale: no returns
B+
Retailer 3
-
$9,333 NZD
View
Retailer 4
-
$10,028 NZD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$10,028 NZD
View
B
Retailer 6
-
$10,028 NZD
View
B+
Retailer 7
-
$10,443 NZD
View
B
Retailer 8
-
$10,740 NZD
View
B
Retailer 9
-
$11,202 NZD
View
B
Retailer 10
-
$11,202 NZD
View
B
Retailer 11
-
$11,316 NZD
View
B
Retailer 12
-
$11,570 NZD
View
B
Retailer 13
-
$11,581 NZD
View
B
Retailer 14
-
$16,262 NZD
View
Most Expensive
C
NZ Jewellers
5e3fb190-1e4d-4d63-acab-a9a2e5fb5478 · Nov 5
$18,512 NZD
$10,262 USD
View
14 more retailers have this diamond
Prices start from $8,744 NZDSave up to $9,768 NZD

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
$8,744 NZD