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3.11ct G SI1 Round Natural Diamond

EX • G/SI1 • IGI 219616463

Shape and cutting style on the report: Round brilliant

Certificate IGI 219616463

Diamond specifications and retailer prices

From $65,868 AUD
£36,348 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: $65,868 AUD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 3.11ct natural round diamond

This 3.11ct natural round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 219616463. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.11
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 219616463
Dimensions9.38 × 9.41 × 5.71 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.38 mm9.41 mm3.11 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 219616463
Side View
Table 58.0%Crown 33.6°Girdle: Slightly ThickPavilion 40.8°CuletDepth 60.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $65,868 AUD|Low: $65,868 AUD|High: $65,868 AUD|Avg: $65,868 AUD
September 26, 2026
Diamond Quarter$65,868 AUD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
3.11SI1G2163B2DFN · Nov 2
$65,868 AUD
£36,348 GBP
View

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B
3.11ct Round
$65,868 AUD