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Round|Natural|IGI

4.03ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 613368674

Shape and cutting style on the report: Round brilliant

Certificate IGI 613368674

Diamond specifications and retailer prices

From $23,617 CAD
As of November 4, 2026
Save $13,322 CAD (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $36,939 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 4.03ct natural round diamond

This 4.03ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 613368674. Listed at 15 retailers as of November 4, 2026, with prices from $23,617 to $36,939, a $13,322 spread on the same certified stone. MOH London lists it at $36,939. 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

4.03
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 613368674
Dimensions10.15 × 10.12 × 6.27 mm
L/W Ratio1.00
Culet sizePointed
Top View
10.15 mm10.12 mm4.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 613368674
Side View
Table 62.0%Crown 34.8°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $36,939 CAD|Low: $23,617 CAD|High: $38,911 CAD|Avg: $29,003 CAD|-5.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 11$23,617 CAD
Retailer 7$23,785 CAD
Retailer 4$24,066 CAD
Retailer 2$24,517 CAD
Retailer 9$24,612 CAD
Retailer 12$25,579 CAD
Retailer 14$26,176 CAD
Retailer 5$27,486 CAD
Retailer 6$28,358 CAD
Retailer 10$28,551 CAD
Retailer 13$29,098 CAD
Retailer 3$29,449 CAD
Retailer 8$29,512 CAD
Retailer 15$33,597 CAD
MOH London$36,939 CAD

36 data points across 15 retailers

15 retailers$23,617 CAD to $36,939 CAD

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Cheapest Retailer
-
$23,617 CAD
A
Retailer 2
-
$23,785 CAD
View
A
Retailer 3
-
$24,066 CAD
View
A
Retailer 4
-
$24,517 CAD
View
A
Retailer 5
-
$24,612 CAD
View
A
Retailer 6
-
$25,579 CAD
View
Retailer 7
-
$26,176 CAD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$27,486 CAD
View
A
Retailer 9
-
$28,358 CAD
View
A
Retailer 10
-
$28,551 CAD
View
A
Retailer 11
-
$29,098 CAD
View
A
Retailer 12
-
$29,449 CAD
View
A
Retailer 13
-
$29,512 CAD
View
A
Retailer 14
-
$33,597 CAD
View
Most Expensive
A
MOH London
9847CAC73 · Nov 4
$36,939 CAD
£20,826 GBP
View
14 more retailers have this diamond
Prices start from $23,617 CADSave up to $13,322 CAD

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
4.03ct Round
$23,617 CAD