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Marquise|Natural|IGI

3.10ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 741569402

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 741569402

Diamond specifications and retailer prices

From $26,335 AUD
As of November 7, 2026
Save $6,892 AUD (21%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $33,228 AUD at MOH London · As of November 7, 2026
View at MOH London

About this 3.1ct natural marquise diamond

This 3.1ct 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 741569402. Listed at 7 retailers as of November 7, 2026, with prices from $26,335 to $33,228, a $6,892 spread on the same certified stone. MOH London lists it at $33,228. 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

3.10
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 741569402
Dimensions13.79 × 7.53 × 5.05 mm
L/W Ratio1.83
Girdle conditionFaceted
Culet sizePointed
Top View
13.79 mm7.53 mm3.10 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 741569402
Side View
Table 60.0%Crown 38.4°Girdle: STK-THKPavilion 41.3°Culet: NoneDepth 67.1%

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 7
Current: $33,228 AUD|Low: $22,045 AUD|High: $33,808 AUD|Avg: $27,401 AUD|-1.6%
MOH London
Retailer 2
Retailer 3
November 7, 2026
Retailer 3$22,045 AUD
Retailer 2$26,335 AUD
MOH London$33,228 AUD

25 data points across 3 retailers

7 retailers$26,335 AUD to $33,228 AUD

Retailer 1
-
$25,184 AUD
Price last confirmed 37 days ago
Retailer 2
-
$25,579 AUD
View
Price last confirmed 42 days ago
Retailer 3
-
$25,579 AUD
View
Price last confirmed 31 days ago
A
Retailer 4
-
$26,335 AUD
View
Retailer 5
-
$30,303 AUD
View
Price last confirmed 41 days ago
Retailer 6
-
$30,303 AUD
View
Price last confirmed 32 days ago
Most Expensive
B+
MOH London
B2B8A7A83 · Nov 7
$33,228 AUD
£17,977 GBP
View
6 more retailers have this diamond
Prices start from $26,335 AUDSave up to $6,892 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
3.10ct Marquise
$26,335 AUD