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Round|Natural|GIA

0.52ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1558750159

Certificate GIA 1558750159

Diamond specifications and retailer prices

From HK$4,425 HKD
As of November 5, 2026
Save HK$13,831 HKD (76%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$19,786 HKD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 0.52ct natural round diamond

This 0.52ct natural round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1558750159. Listed at 26 retailers as of November 4, 2026, with a 313% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.52
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1558750159
Dimensions5.14 × 5.10 × 3.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal, Cloud, Feather
Top View
5.14 mm5.10 mm0.52 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558750159
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.0%

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 5
Current: HK$18,256 HKD|Low: HK$4,425 HKD|High: HK$18,923 HKD|Avg: HK$7,433 HKD|-3.5%
NZ Jewellers
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
November 6, 2026
Retailer 13HK$4,425 HKD
Retailer 9HK$4,519 HKD
Retailer 4HK$5,366 HKD
Retailer 7HK$5,821 HKD
Retailer 5HK$5,915 HKD
Retailer 8HK$5,986 HKD
Retailer 6HK$6,119 HKD
Retailer 2HK$6,213 HKD
Retailer 3HK$6,715 HKD
Retailer 15HK$6,857 HKD
Retailer 10HK$6,880 HKD
Retailer 12HK$7,021 HKD
Retailer 17HK$7,178 HKD
Retailer 11HK$7,728 HKD
Retailer 14HK$8,983 HKD
Retailer 16HK$10,646 HKD
NZ JewellersHK$18,256 HKD

19 data points across 17 retailers

26 retailersHK$4,425 HKD to HK$18,256 HKD

A
Cheapest Retailer
-
HK$4,425 HKD
A
Retailer 2
-
HK$4,519 HKD
View
A
Retailer 3
-
HK$5,366 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$5,821 HKD
View
A
Retailer 5
-
HK$5,915 HKD
View
Retailer 6
-
HK$5,986 HKD
View
Price last confirmed 8 days ago
A
Retailer 7
-
HK$6,119 HKD
View
Retailer 8
-
HK$6,143 HKD
View
Price last confirmed 57 days ago
A
Retailer 9
-
HK$6,213 HKD
View
Retailer 10
-
HK$6,308 HKD
View
Price last confirmed 34 days ago
Retailer 11
-
HK$6,574 HKD
View
Price last confirmed 38 days ago
A
Retailer 12
-
HK$6,715 HKD
View
A
Retailer 13
-
HK$6,857 HKD
View
A
Retailer 14
-
HK$6,880 HKD
View
A
Retailer 15
-
HK$7,021 HKD
View
Retailer 16
-
HK$7,084 HKD
View
Price last confirmed 60 days ago
B+
Retailer 17
-
HK$7,178 HKD
View
Retailer 18
-
HK$7,280 HKD
View
Price last confirmed 35 days ago
B+
Retailer 19
-
HK$7,728 HKD
View
B+
Retailer 20
-
HK$8,245 HKD
View
B+
Retailer 21
-
HK$8,983 HKD
View
Retailer 22
-
HK$9,485 HKD
View
Price last confirmed 33 days ago
B+
Retailer 23
-
HK$10,646 HKD
View
B
Retailer 24
-
HK$18,256 HKD
View
Retailer 25
-
HK$19,252 HKD
View
Price last confirmed 56 days ago
Most Expensive
NZ Jewellers
3fbd7ebd-4888-44e4-9866-db9c0e4519a9 · Oct 3
HK$19,786 HKD
$2,522 USD
View
Price last confirmed 34 days ago
25 more retailers have this diamond
Prices start from HK$4,425 HKDSave up to HK$13,831 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
0.52ct Round
HK$4,425 HKD