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Marquise|Natural|IGI

3.01ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 727565980

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 727565980

Diamond specifications and retailer prices

From $33,774 AUD
As of November 6, 2026
Save $26,427 AUD (44%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $60,201 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 3.01ct natural marquise diamond

This 3.01ct natural marquise sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 727565980. Listed at 16 retailers as of November 4, 2026, with prices from $33,774 to $60,201, a $26,427 spread on the same certified stone. MOH London lists it at $60,201. 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
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 727565980
Dimensions15.66 × 7.03 × 4.67 mm
L/W Ratio2.23
Girdle conditionFaceted
Culet sizePointed
Top View
15.66 mm7.03 mm3.01 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 727565980
Side View
Table 59.0%Crown 38.5°Girdle: STK-THKPavilion 41.5°Culet: NoneDepth 66.4%

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: $60,201 AUD|Low: $33,774 AUD|High: $64,805 AUD|Avg: $44,191 AUD|-7.1%
MOH London
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 2$33,774 AUD
Retailer 12$37,178 AUD
Retailer 15$38,843 AUD
Retailer 11$39,514 AUD
Retailer 3$40,261 AUD
Retailer 8$40,884 AUD
Retailer 14$41,479 AUD
Retailer 7$42,664 AUD
Retailer 9$42,704 AUD
Retailer 4$44,796 AUD
Retailer 13$46,200 AUD
Retailer 16$46,218 AUD
Retailer 5$47,478 AUD
Retailer 6$47,996 AUD
Retailer 10$49,757 AUD
MOH London$60,201 AUD

27 data points across 16 retailers

16 retailers$33,774 AUD to $60,201 AUD

A
Cheapest Retailer
-
$33,774 AUD
B+
Retailer 2
-
$37,178 AUD
View
B+
Retailer 3
-
$38,843 AUD
View
B+
Retailer 4
-
$39,514 AUD
View
Retailer 5
-
$40,261 AUD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$40,884 AUD
View
Final sale: no returns
B+
Retailer 7
-
$41,479 AUD
View
Retailer 8
-
$42,664 AUD
View
Price last confirmed 22 days ago
B+
Retailer 9
-
$42,704 AUD
View
Retailer 10
-
$44,796 AUD
View
Price last confirmed 16 days ago
B+
Retailer 11
-
$46,200 AUD
View
Retailer 12
-
$46,218 AUD
View
Price last confirmed 16 days ago
B+
Retailer 13
-
$47,478 AUD
View
Retailer 14
-
$47,996 AUD
View
Price last confirmed 17 days ago
B+
Retailer 15
-
$49,757 AUD
View
Most Expensive
B
MOH London
0830EDD76 · Nov 4
$60,201 AUD
£32,570 GBP
View
15 more retailers have this diamond
Prices start from $33,774 AUDSave up to $26,427 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
$33,774 AUD