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Marquise|Natural|IGI

1.54ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 741568423

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 741568423

Diamond specifications and retailer prices

From $5,624 AUD
As of November 2, 2026
Save $3,890 AUD (41%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $9,513 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.54ct natural marquise diamond

This 1.54ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 741568423. Listed at 3 retailers as of November 2, 2026, with prices from $5,624 to $9,513, a $3,890 spread on the same certified stone. MOH London lists it at $9,513. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.54
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 741568423
Dimensions11.29 × 6.00 × 3.89 mm
L/W Ratio1.88
Girdle conditionFaceted
Top View
11.29 mm6.00 mm1.54 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 741568423
Side View
Table 61.0%Crown 37.4°Girdle: STK-THKPavilion 41.8°CuletDepth 64.8%

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 2
Current: $9,513 AUD|Low: $5,624 AUD|High: $9,513 AUD|Avg: $6,666 AUD
MOH London
Retailer 2
Retailer 3
November 2, 2026
Retailer 2$5,624 AUD
Retailer 3$5,749 AUD
MOH London$9,513 AUD

2 data points across 3 retailers

3 retailers$5,624 AUD to $9,513 AUD

B+
Cheapest Retailer
-
$5,624 AUD
B+
Retailer 2
-
$5,749 AUD
View
Most Expensive
B
MOH London
38C62EA3C · Nov 2
$9,513 AUD
£5,147 GBP
View
2 more retailers have this diamond
Prices start from $5,624 AUDSave up to $3,890 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 Marquise
$5,624 AUD