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Round|Natural|GIA

4.02ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2544496902

Certificate GIA 2544496902

Diamond specifications and retailer prices

From €31,226 EUR
As of November 6, 2026
Save €19,502 EUR (38%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €50,728 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 4.02ct natural round diamond

This 4.02ct 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 2544496902. Listed at 11 retailers as of November 4, 2026, with prices from €31,226 to €50,728, a €19,502 spread on the same certified stone. MOH London lists it at €50,728. 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

4.02
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2544496902
Dimensions10.10 × 10.03 × 6.30 mm
L/W Ratio1.01
Star length50%
Top View
10.10 mm10.03 mm4.02 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2544496902
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.6%

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 6
Current: €50,728 EUR|Low: €31,226 EUR|High: €53,164 EUR|Avg: €37,172 EUR|-4.6%
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
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 16€31,226 EUR
Retailer 2€32,368 EUR
Retailer 12€32,644 EUR
Retailer 7€33,566 EUR
Retailer 17€33,926 EUR
Retailer 8€34,209 EUR
Retailer 13€34,502 EUR
Retailer 18€34,639 EUR
Retailer 9€35,186 EUR
Retailer 4€35,210 EUR
Retailer 14€35,829 EUR
Retailer 3€36,307 EUR
Retailer 15€38,828 EUR
Retailer 11€39,209 EUR
Retailer 10€40,300 EUR
Retailer 5€40,706 EUR
Retailer 6€42,271 EUR
MOH London€50,728 EUR

22 data points across 18 retailers

11 retailers€31,226 EUR to €50,728 EUR

A
Cheapest Retailer
-
€31,226 EUR
A
Retailer 2
-
€32,368 EUR
View
B+
Retailer 3
-
€32,644 EUR
View
B+
Retailer 4
-
€33,926 EUR
View
B+
Retailer 5
-
€34,502 EUR
View
B+
Retailer 6
-
€35,829 EUR
View
B
Retailer 7
-
€38,828 EUR
View
B+
Retailer 8
-
€39,209 EUR
View
Retailer 9
-
€40,706 EUR
View
Price last confirmed 45 days ago
Retailer 10
-
€42,271 EUR
View
Price last confirmed 45 days ago
Most Expensive
B
MOH London
BD45A1CB1 · Nov 4
€50,728 EUR
£44,832 GBP
View
10 more retailers have this diamond
Prices start from €31,226 EURSave up to €19,502 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
4.02ct Round
€31,226 EUR