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1.54ct J SI2 Round Natural Diamond

EX • J/SI2 • IGI 523294076

Shape and cutting style on the report: Round brilliant

Certificate IGI 523294076

Diamond specifications and retailer prices

From $3,040 USD
As of November 6, 2026
Save $3,660 USD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,700 USD 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 IGI 523294076. Listed at 16 retailers as of November 5, 2026, with prices from $3,040 to $6,700, a $3,660 spread on the same certified stone. NZ Jewellers lists it at $6,700. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 523294076
Dimensions7.53 × 7.48 × 4.52 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.53 mm7.48 mm1.54 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 523294076
Side View
Table 57.0%Crown 32.9°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,040 USD|Low: $3,040 USD|High: $6,508 USD|Avg: $4,259 USD|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1$3,040 USD
Retailer 6$3,460 USD
Retailer 7$3,550 USD
Retailer 9$3,596 USD
Retailer 8$3,846 USD
Retailer 3$4,419 USD
Retailer 4$4,435 USD
Retailer 2$4,949 USD
Retailer 5$6,431 USD

45 data points across 9 retailers

16 retailers$3,040 USD to $6,700 USD

A
Cheapest Retailer
-
$3,040 USD
A
Retailer 2
-
$3,414 USD
View
A
Retailer 3
-
$3,460 USD
View
B+
Retailer 4
-
$3,550 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,596 USD
View
Retailer 6
-
$3,846 USD
View
Price last confirmed 36 days ago
Retailer 7
-
$3,846 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$3,994 USD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$4,419 USD
View
B+
Retailer 10
-
$4,435 USD
View
Retailer 11
-
$4,437 USD
View
Price last confirmed 60 days ago
Retailer 12
-
$4,437 USD
View
Price last confirmed 38 days ago
B+
Retailer 13
-
$4,949 USD
View
B
Retailer 14
-
$6,431 USD
View
Retailer 15
-
$6,700 USD
View
Price last confirmed 39 days ago
Most Expensive
B
NZ Jewellers
856d63b7-0344-4dc9-8356-516cb1e9ce31 · Nov 5
$6,700 USD
View
15 more retailers have this diamond
Prices start from $3,040 USDSave up to $3,660 USD

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 Round
$3,040 USD