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Marquise|Natural|IGI

1.58ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 828653531

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 828653531

Diamond specifications and retailer prices

From $4,507 AUD
As of November 6, 2026
Save $4,339 AUD (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,846 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.58ct natural marquise diamond

This 1.58ct 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 828653531. Listed at 13 retailers as of November 5, 2026, with prices from $4,507 to $8,846, a $4,339 spread on the same certified stone. NZ Jewellers lists it at $8,846. 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

1.58
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.3°
OriginNatural
Grading LabIGI
CertificateIGI 828653531
Dimensions12.48 × 5.87 × 3.66 mm
L/W Ratio2.13
Girdle conditionFaceted
Top View
12.48 mm5.87 mm1.58 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828653531
Side View
Table 59.0%Crown 36.7°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 62.4%

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 6
Current: $8,846 AUD|Low: $4,382 AUD|High: $9,025 AUD|Avg: $5,711 AUD|-2.0%
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
November 6, 2026
Retailer 12$4,507 AUD
Retailer 4$4,686 AUD
Retailer 11$4,820 AUD
Retailer 13$4,858 AUD
Retailer 2$4,992 AUD
Retailer 10$5,078 AUD
Retailer 5$5,180 AUD
Retailer 7$5,273 AUD
Retailer 9$5,287 AUD
Retailer 8$5,590 AUD
Retailer 3$5,858 AUD
Retailer 6$8,469 AUD
NZ Jewellers$8,846 AUD

29 data points across 13 retailers

13 retailers$4,507 AUD to $8,846 AUD

A
Cheapest Retailer
-
$4,507 AUD
A
Retailer 2
-
$4,686 AUD
View
Final sale: no returns
B+
Retailer 3
-
$4,820 AUD
View
A
Retailer 4
-
$4,858 AUD
View
A
Retailer 5
-
$4,992 AUD
View
A
Retailer 6
-
$5,078 AUD
View
Retailer 7
-
$5,180 AUD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$5,273 AUD
View
B+
Retailer 9
-
$5,287 AUD
View
B+
Retailer 10
-
$5,590 AUD
View
B+
Retailer 11
-
$5,858 AUD
View
B+
Retailer 12
-
$8,469 AUD
View
Most Expensive
B+
NZ Jewellers
8cdb15aa-aa44-4e44-a2a1-f97333997452 · Nov 5
$8,846 AUD
$6,078 USD
View
12 more retailers have this diamond
Prices start from $4,507 AUDSave up to $4,339 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.

A
1.58ct Marquise
$4,507 AUD