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4.03ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 584356839

Shape and cutting style on the report: Round brilliant

Certificate IGI 584356839

Diamond specifications and retailer prices

From €13,987 EUR
As of November 5, 2026
Save €4,936 EUR (26%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €18,923 EUR at Yorxs · As of November 5, 2026
View at Yorxs

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 584356839. Listed at 4 retailers as of November 5, 2026, with prices from €13,987 to €18,923, a €4,936 spread on the same certified stone. Yorxs lists it at €18,923. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.9°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 584356839
Dimensions10.14 × 10.16 × 6.34 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT Faint Brown
Top View
10.14 mm10.16 mm4.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 584356839
Side View
Table 56.0%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €18,256 EUR|Low: €13,987 EUR|High: €19,024 EUR|Avg: €17,063 EUR|+0.8%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 6, 2026
Retailer 2€13,987 EUR
Retailer 3€16,880 EUR
Retailer 1€18,256 EUR
Yorxs€18,923 EUR

43 data points across 4 retailers

4 retailers€13,987 EUR to €18,923 EUR

A
Cheapest Retailer
-
€13,987 EUR
B+
Retailer 2
-
€16,880 EUR
View
A
Retailer 3
-
€18,256 EUR
View
Most Expensive
B+
Yorxs
DMJ1 · Nov 5
€18,923 EUR
View
3 more retailers have this diamond
Prices start from €13,987 EURSave up to €4,936 EUR

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
€13,987 EUR