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Marquise|Natural|IGI

3.01ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 782658821

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 782658821

Diamond specifications and retailer prices

From $12,549 AUD
$8,815 USD
As of November 1, 2026
Save $8,439 AUD (40%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $20,988 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 3.01ct natural marquise diamond

This 3.01ct natural marquise sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 782658821. Listed at 5 retailers as of October 30, 2026, with prices from $12,549 to $20,988, a $8,439 spread on the same certified stone. NZ Jewellers lists it at $20,988. 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

3.01
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.6°
Pavilion angle41.9°
OriginNatural
Grading LabIGI
CertificateIGI 782658821
Dimensions14.11 × 7.52 × 4.85 mm
L/W Ratio1.88
Girdle conditionFaceted
Top View
14.11 mm7.52 mm3.01 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 782658821
Side View
Table 63.0%Crown 38.6°Girdle: MED-THKPavilion 41.9°Culet: NoneDepth 64.5%

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 1
Current: $20,988 AUD|Low: $11,366 AUD|High: $21,518 AUD|Avg: $15,151 AUD|-2.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6$11,366 AUD
Retailer 4$12,549 AUD
Retailer 5$12,741 AUD
Retailer 2$14,155 AUD
Retailer 3$17,489 AUD
NZ Jewellers$20,988 AUD

30 data points across 6 retailers

5 retailers$12,549 AUD to $20,988 AUD

A
Cheapest Retailer
-
$12,549 AUD
$8,815 USD
A
Retailer 2
-
$12,741 AUD
$8,950 USD
View
A
Retailer 3
-
$14,155 AUD
£7,829 GBP
View
B+
Retailer 4
-
$17,489 AUD
£9,673 GBP
View
Most Expensive
B+
NZ Jewellers
ad13c7e4-401f-4e50-81c4-5570a643b844 · Oct 30
$20,988 AUD
$14,743 USD
View
4 more retailers have this diamond
Prices start from $12,549 AUDSave up to $8,439 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
3.01ct Marquise
$12,549 AUD