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Round|Natural|IGI

3.10ct M SI2 Round Natural Diamond

EX • M/SI2 • IGI 573303554

Shape and cutting style on the report: Round brilliant

Certificate IGI 573303554

Diamond specifications and retailer prices

From $9,594 AUD
As of November 5, 2026
Save $8,968 AUD (48%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $18,562 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 3.1ct natural round diamond

This 3.1ct natural round sits in the three to five carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 573303554. Listed at 10 retailers as of November 5, 2026, with prices from $9,594 to $18,562, a $8,968 spread on the same certified stone. NZ Jewellers lists it at $18,562. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.10
Carat
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.4°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 573303554
Dimensions9.25 × 9.30 × 5.81 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Brown
Top View
9.25 mm9.30 mm3.10 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 573303554
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.6%

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 5
Current: $18,562 AUD|Low: $9,594 AUD|High: $21,775 AUD|Avg: $12,938 AUD|-14.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$9,594 AUD
Retailer 9$10,259 AUD
Retailer 2$10,295 AUD
Retailer 10$10,874 AUD
Retailer 6$11,098 AUD
Retailer 3$11,219 AUD
Retailer 8$11,269 AUD
Retailer 5$11,911 AUD
Retailer 4$12,677 AUD
NZ Jewellers$18,562 AUD

31 data points across 10 retailers

10 retailers$9,594 AUD to $18,562 AUD

A
Cheapest Retailer
-
$9,594 AUD
A
Retailer 2
-
$10,259 AUD
View
A
Retailer 3
-
$10,295 AUD
View
Retailer 4
-
$10,874 AUD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$11,098 AUD
View
A
Retailer 6
-
$11,219 AUD
View
A
Retailer 7
-
$11,269 AUD
View
A
Retailer 8
-
$11,911 AUD
View
A
Retailer 9
-
$12,677 AUD
View
Most Expensive
B+
NZ Jewellers
359556f9-0def-44a3-94d5-d996fdefbc63 · Nov 5
$18,562 AUD
$12,994 USD
View
9 more retailers have this diamond
Prices start from $9,594 AUDSave up to $8,968 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 Round
$9,594 AUD