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Round|Natural|GIA

4.06ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 5406174082

Certificate GIA 5406174082

Diamond specifications and retailer prices

From €41,581 EUR
As of November 1, 2026
Save €14,850 EUR (26%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €56,431 EUR at Yorxs · As of November 5, 2026
View at Yorxs

About this 4.06ct natural round diamond

This 4.06ct 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 GIA 5406174082. Listed at 5 retailers as of November 1, 2026, with prices from €41,581 to €56,431, a €14,850 spread on the same certified stone. Yorxs lists it at €56,431. 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

4.06
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5406174082
Dimensions10.29 × 10.21 × 6.28 mm
L/W Ratio1.01
Top View
10.29 mm10.21 mm4.06 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5406174082
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €43,323 EUR|Low: €41,581 EUR|High: €56,978 EUR|Avg: €47,520 EUR|-1.8%
Retailer 1
Retailer 2
Yorxs
November 6, 2026
Retailer 2€41,581 EUR
Retailer 1€43,323 EUR
Yorxs€56,431 EUR

46 data points across 3 retailers

5 retailers€41,581 EUR to €56,431 EUR

B+
Cheapest Retailer
-
€41,581 EUR
B
Retailer 2
-
€43,323 EUR
View
B
Retailer 3
-
€43,736 EUR
View
B
Retailer 4
-
€52,691 EUR
View
Most Expensive
B
Yorxs
230056998 · Nov 5
€56,431 EUR
View
4 more retailers have this diamond
Prices start from €41,581 EURSave up to €14,850 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.

B+
4.06ct Round
€41,581 EUR