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Round|Natural|GIA

5.53ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2225867942

Certificate GIA 2225867942

Diamond specifications and retailer prices

From HK$447,231 HKD
As of November 6, 2026
Save HK$327,752 HKD (42%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$774,983 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 5.53ct natural round diamond

This 5.53ct natural round sits in the over five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2225867942. Listed at 16 retailers as of November 4, 2026, with prices from HK$447,231 to HK$774,983, a HK$327,752 spread on the same certified stone. MOH London lists it at HK$774,983. 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

5.53
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2225867942
Dimensions11.33 × 11.25 × 7.01 mm
L/W Ratio1.01
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
11.33 mm11.25 mm5.53 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2225867942
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.1%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: HK$774,983 HKD|Low: HK$447,231 HKD|High: HK$786,431 HKD|Avg: HK$552,817 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
November 6, 2026
Retailer 10HK$447,231 HKD
Retailer 5HK$489,737 HKD
Retailer 3HK$493,134 HKD
Retailer 8HK$497,558 HKD
Retailer 2HK$502,618 HKD
Retailer 7HK$518,285 HKD
Retailer 9HK$518,285 HKD
Retailer 6HK$539,020 HKD
Retailer 11HK$559,747 HKD
Retailer 4HK$597,851 HKD
MOH LondonHK$774,983 HKD

35 data points across 11 retailers

16 retailersHK$447,231 HKD to HK$774,983 HKD

Retailer 1
-
HK$439,386 HKD
Price last confirmed 9 days ago
A
Retailer 2
-
HK$447,231 HKD
View
A
Retailer 3
-
HK$450,911 HKD
View
Retailer 4
-
HK$452,409 HKD
View
Price last confirmed 58 days ago
A
Retailer 5
-
HK$481,381 HKD
View
A
Retailer 6
-
HK$489,737 HKD
View
B+
Retailer 7
-
HK$493,134 HKD
View
Retailer 8
-
HK$497,558 HKD
View
Price last confirmed 8 days ago
A
Retailer 9
-
HK$502,618 HKD
View
B+
Retailer 10
-
HK$518,285 HKD
View
B+
Retailer 11
-
HK$518,285 HKD
View
B+
Retailer 12
-
HK$532,273 HKD
View
B+
Retailer 13
-
HK$539,020 HKD
View
B+
Retailer 14
-
HK$559,747 HKD
View
B+
Retailer 15
-
HK$597,851 HKD
View
Most Expensive
B
MOH London
AE05FB083 · Nov 4
HK$774,983 HKD
£77,783 GBP
View
15 more retailers have this diamond
Prices start from HK$447,231 HKDSave up to HK$327,752 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.

A
5.53ct Round
HK$447,231 HKD