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Radiant|Natural|IGI

1.54ct J SI2 Radiant Natural Diamond

EX • J/SI2 • IGI 634413564

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 634413564

Diamond specifications and retailer prices

From $4,181 NZD
As of November 4, 2026
Save $5,583 NZD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,765 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.54ct natural radiant diamond

This 1.54ct natural radiant 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 IGI 634413564. Listed at 15 retailers as of November 4, 2026, with prices from $4,181 to $9,765, a $5,583 spread on the same certified stone. NZ Jewellers lists it at $9,765. 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 angle39.9°
Pavilion angle32°
OriginNatural
Grading LabIGI
CertificateIGI 634413564
Dimensions8.71 × 5.50 × 3.61 mm
L/W Ratio1.58
Culet sizePointed
Top View
8.71 mm5.50 mm1.54 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 634413564
Side View
Table 65.0%Crown 39.9°Girdle: Slightly ThickPavilion 32°Culet: NoneDepth 65.6%

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 4
Current: $9,765 NZD|Low: $3,951 NZD|High: $9,765 NZD|Avg: $5,347 NZD
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
November 6, 2026
Retailer 15$4,181 NZD
Retailer 11$4,266 NZD
Retailer 12$4,310 NZD
Retailer 3$4,394 NZD
Retailer 6$4,535 NZD
Retailer 2$4,593 NZD
Retailer 4$4,670 NZD
Retailer 13$4,670 NZD
Retailer 14$4,887 NZD
Retailer 16$4,916 NZD
Retailer 8$4,923 NZD
Retailer 5$5,388 NZD
Retailer 7$5,556 NZD
Retailer 9$5,800 NZD
Retailer 10$8,159 NZD
NZ Jewellers$9,765 NZD

43 data points across 16 retailers

15 retailers$4,181 NZD to $9,765 NZD

A
Cheapest Retailer
-
$4,181 NZD
Retailer 2
-
$4,266 NZD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$4,310 NZD
View
Final sale: no returns
A
Retailer 4
-
$4,394 NZD
View
A
Retailer 5
-
$4,535 NZD
View
A
Retailer 6
-
$4,593 NZD
View
Retailer 7
-
$4,670 NZD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$4,670 NZD
View
A
Retailer 9
-
$4,887 NZD
View
A
Retailer 10
-
$4,916 NZD
View
A
Retailer 11
-
$4,923 NZD
View
B+
Retailer 12
-
$5,388 NZD
View
A
Retailer 13
-
$5,800 NZD
View
B+
Retailer 14
-
$8,159 NZD
View
Most Expensive
B
NZ Jewellers
ddc9b8d2-c945-4bdd-a4f8-411a80d9f97e · Nov 5
$9,765 NZD
$5,413 USD
View
14 more retailers have this diamond
Prices start from $4,181 NZDSave up to $5,583 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.

A
1.54ct Radiant
$4,181 NZD