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Marquise|Natural|IGI

3.01ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 831651981

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 831651981

Diamond specifications and retailer prices

From $23,128 NZD
As of November 6, 2026
Save $13,399 NZD (37%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $36,527 NZD 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 831651981. Listed at 10 retailers as of November 4, 2026, with prices from $23,128 to $36,527, a $13,399 spread on the same certified stone. MOH London lists it at $36,527. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.9°
Pavilion angle37.2°
OriginNatural
Grading LabIGI
CertificateIGI 831651981
Dimensions14.77 × 7.62 × 4.34 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizeNone
Top View
14.77 mm7.62 mm3.01 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 831651981
Side View
Table 62.0%Crown 32.9°Girdle: THK-VTKPavilion 37.2°Culet: NoneDepth 57.0%

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: $36,527 NZD|Low: $23,128 NZD|High: $40,997 NZD|Avg: $28,977 NZD|-10.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$23,128 NZD
Retailer 9$24,033 NZD
Retailer 10$24,807 NZD
Retailer 7$27,612 NZD
Retailer 8$28,043 NZD
Retailer 3$28,687 NZD
Retailer 5$29,122 NZD
Retailer 4$29,382 NZD
Retailer 6$33,222 NZD
MOH London$36,527 NZD

37 data points across 10 retailers

10 retailers$23,128 NZD to $36,527 NZD

A
Cheapest Retailer
-
$23,128 NZD
A
Retailer 2
-
$24,033 NZD
View
A
Retailer 3
-
$24,807 NZD
View
Final sale: no returns
B+
Retailer 4
-
$27,612 NZD
View
B+
Retailer 5
-
$28,043 NZD
View
A
Retailer 6
-
$28,687 NZD
View
A
Retailer 7
-
$29,122 NZD
View
A
Retailer 8
-
$29,382 NZD
View
B+
Retailer 9
-
$33,222 NZD
View
Most Expensive
B+
MOH London
07C7837AF · Nov 4
$36,527 NZD
£15,944 GBP
View
9 more retailers have this diamond
Prices start from $23,128 NZDSave up to $13,399 NZD

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
$23,128 NZD