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Round|Natural|GIA

0.52ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1428303321

Certificate GIA 1428303321

Diamond specifications and retailer prices

From HK$3,307 HKD
As of November 6, 2026
Save HK$5,808 HKD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$13,253 HKD at NZ Jewellers · As of September 19, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1428303321. Listed at 18 retailers as of November 4, 2026, with a 176% 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1428303321
Dimensions5.15 × 5.13 × 3.22 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.15 mm5.13 mm0.52 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1428303321
Side View
Table 58.0%Crown 35°Girdle: MD-STKPavilion 41.6°Culet: NoneDepth 62.6%

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$12,407 HKD|Low: HK$3,307 HKD|High: HK$13,253 HKD|Avg: HK$5,782 HKD|-6.4%
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
November 6, 2026
Retailer 14HK$3,307 HKD
Retailer 4HK$3,770 HKD
Retailer 7HK$3,958 HKD
Retailer 11HK$3,997 HKD
Retailer 6HK$4,130 HKD
Retailer 13HK$4,256 HKD
Retailer 3HK$4,561 HKD
Retailer 8HK$4,702 HKD
Retailer 2HK$4,875 HKD
Retailer 5HK$4,977 HKD
Retailer 15HK$5,094 HKD
Retailer 16HK$5,525 HKD
Retailer 9HK$5,870 HKD
Retailer 10HK$6,129 HKD
Retailer 12HK$9,115 HKD
NZ JewellersHK$12,407 HKD

44 data points across 16 retailers

18 retailersHK$3,307 HKD to HK$9,115 HKD

A
Cheapest Retailer
-
HK$3,307 HKD
Retailer 2
-
HK$3,770 HKD
View
Price last confirmed 19 days ago
Retailer 3
-
HK$3,958 HKD
View
Price last confirmed 15 days ago
A
Retailer 4
-
HK$3,997 HKD
View
Retailer 5
-
HK$4,130 HKD
View
Price last confirmed 10 days ago
Retailer 6
-
HK$4,256 HKD
View
Price last confirmed 15 days ago
Retailer 7
-
HK$4,554 HKD
View
Price last confirmed 21 days ago
Retailer 8
-
HK$4,561 HKD
View
Price last confirmed 17 days ago
Retailer 9
-
HK$4,875 HKD
View
Price last confirmed 45 days ago
B+
Retailer 10
-
HK$4,875 HKD
View
B+
Retailer 11
-
HK$4,977 HKD
View
B+
Retailer 12
-
HK$5,094 HKD
View
B
Retailer 13
-
HK$5,525 HKD
View
B
Retailer 14
-
HK$5,870 HKD
View
B+
Retailer 15
-
HK$6,129 HKD
View
B
Retailer 16
-
HK$9,115 HKD
View
Retailer 17
-
HK$12,407 HKD
View
Price last confirmed 17 days ago
Most Expensive
NZ Jewellers
e0901733-6c13-47bb-89ed-0385ec16f2b4 · Sep 19
HK$13,253 HKD
$1,691 USD
View
Price last confirmed 48 days ago
17 more retailers have this diamond
Prices start from HK$3,307 HKDSave up to HK$5,808 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$3,307 HKD