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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 HK$297,098 HKD
As of November 1, 2026
Save HK$232,776 HKD (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$529,874 HKD 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 HK$297,098 to HK$529,874, a HK$232,776 spread on the same certified stone. MOH London lists it at HK$529,874. 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: HK$529,874 HKD|Low: HK$297,098 HKD|High: HK$537,705 HKD|Avg: HK$374,699 HKD|-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 8HK$297,098 HKD
Retailer 10HK$308,301 HKD
Retailer 6HK$336,936 HKD
Retailer 13HK$340,670 HKD
Retailer 9HK$343,024 HKD
Retailer 5HK$354,368 HKD
Retailer 12HK$354,368 HKD
Retailer 11HK$357,906 HKD
Retailer 3HK$368,544 HKD
Retailer 4HK$382,712 HKD
Retailer 7HK$410,092 HKD
Retailer 2HK$423,358 HKD
MOH LondonHK$529,874 HKD

42 data points across 13 retailers

14 retailersHK$297,098 HKD to HK$529,874 HKD

B+
Cheapest Retailer
-
HK$297,098 HKD
B+
Retailer 2
-
HK$308,301 HKD
View
B+
Retailer 3
-
HK$329,773 HKD
View
B+
Retailer 4
-
HK$336,936 HKD
View
Retailer 5
-
HK$340,191 HKD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$340,670 HKD
View
Retailer 7
-
HK$343,024 HKD
View
Price last confirmed 8 days ago
B
Retailer 8
-
HK$354,368 HKD
View
B
Retailer 9
-
HK$354,368 HKD
View
B
Retailer 10
-
HK$368,544 HKD
View
B
Retailer 11
-
HK$382,712 HKD
View
B
Retailer 12
-
HK$410,092 HKD
View
B
Retailer 13
-
HK$423,358 HKD
View
Most Expensive
B
MOH London
2E1DA9314 · Nov 4
HK$529,874 HKD
£53,182 GBP
View
13 more retailers have this diamond
Prices start from HK$297,098 HKDSave up to HK$232,776 HKD

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
HK$297,098 HKD