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5.05ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 640467718

Shape and cutting style on the report: Round brilliant

Certificate IGI 640467718

Diamond specifications and retailer prices

From $77,538 CAD
€52,864 EUR
As of October 29, 2026
1 retailer carries this diamond
Only listing: $77,538 CAD at Belgium Diamonds
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 Belgium Diamonds

About this 5.05ct natural round diamond

This 5.05ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 640467718. Listed at a single retailer as of October 29, 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

5.05
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 640467718
Dimensions10.90 × 10.81 × 6.79 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
10.90 mm10.81 mm5.05 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 640467718
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $77,538 CAD|Low: $77,538 CAD|High: $77,538 CAD|Avg: $77,538 CAD
February 18, 2026
Belgium Diamonds$77,538 CAD

1 data point across 1 retailer

1 retailer

B+
Belgium Diamonds
430940654 · Oct 29
$77,538 CAD
€52,864 EUR
View

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B+
5.05ct Round
$77,538 CAD