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Round|Natural|GIA

4.02ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 5222151906

Certificate GIA 5222151906

Diamond specifications and retailer prices

From €33,740 EUR
As of November 1, 2026
Save €26,436 EUR (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €60,176 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 5222151906. Listed at 14 retailers as of November 1, 2026, with prices from €33,740 to €60,176, a €26,436 spread on the same certified stone. MOH London lists it at €60,176. 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
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 5222151906
Dimensions10.18 × 10.11 × 6.34 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
10.18 mm10.11 mm4.02 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5222151906
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.5%

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: €60,176 EUR|Low: €33,740 EUR|High: €61,065 EUR|Avg: €42,553 EUR|-0.3%
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
November 6, 2026
Retailer 8€33,740 EUR
Retailer 10€35,013 EUR
Retailer 6€38,265 EUR
Retailer 13€38,689 EUR
Retailer 9€38,956 EUR
Retailer 5€40,244 EUR
Retailer 12€40,244 EUR
Retailer 11€40,646 EUR
Retailer 3€41,854 EUR
Retailer 4€43,463 EUR
Retailer 7€46,573 EUR
Retailer 2€48,079 EUR
MOH London€60,176 EUR

42 data points across 13 retailers

14 retailers€33,740 EUR to €60,176 EUR

B+
Cheapest Retailer
-
€33,740 EUR
B+
Retailer 2
-
€35,013 EUR
View
B+
Retailer 3
-
€37,451 EUR
View
B+
Retailer 4
-
€38,265 EUR
View
Retailer 5
-
€38,634 EUR
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€38,689 EUR
View
Retailer 7
-
€38,956 EUR
View
Price last confirmed 8 days ago
B
Retailer 8
-
€40,244 EUR
View
B
Retailer 9
-
€40,244 EUR
View
B
Retailer 10
-
€41,854 EUR
View
B
Retailer 11
-
€43,463 EUR
View
B
Retailer 12
-
€46,573 EUR
View
B
Retailer 13
-
€48,079 EUR
View
Most Expensive
B
MOH London
2E1DA9314 · Nov 4
€60,176 EUR
£53,182 GBP
View
13 more retailers have this diamond
Prices start from €33,740 EURSave up to €26,436 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+
4.02ct Round
€33,740 EUR