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Round|Natural|GIA

0.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6552576591

Certificate GIA 6552576591

Diamond specifications and retailer prices

From HK$3,644 HKD
As of November 6, 2026
Save HK$12,767 HKD (78%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: HK$16,412 HKD at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 0.5ct natural round diamond

This 0.5ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552576591. Listed at 29 retailers as of November 6, 2026, with prices from HK$3,644 to HK$16,412, a HK$12,767 spread on the same certified stone. NZ Jewellers lists it at HK$16,412. 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

0.50
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552576591
Dimensions5.04 × 5.07 × 3.16 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather
Top View
5.04 mm5.07 mm0.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552576591
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.5%

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$6,732 HKD|Low: HK$3,644 HKD|High: HK$13,065 HKD|Avg: HK$7,236 HKD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11HK$3,644 HKD
Retailer 7HK$3,958 HKD
Retailer 3HK$5,102 HKD
Retailer 9HK$6,231 HKD
Retailer 4HK$6,356 HKD
Retailer 1HK$6,732 HKD
Retailer 5HK$6,952 HKD
Retailer 2HK$7,861 HKD
Retailer 6HK$8,073 HKD
Retailer 8HK$12,070 HKD
Retailer 10HK$13,065 HKD

38 data points across 11 retailers

29 retailersHK$3,644 HKD to HK$16,412 HKD

A
Cheapest Retailer
-
HK$3,644 HKD
Final sale: no returns
A
Retailer 2
-
HK$3,958 HKD
View
A
Retailer 3
-
HK$4,742 HKD
View
Retailer 4
-
HK$4,859 HKD
View
Price last confirmed 43 days ago
A
Retailer 5
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HK$4,891 HKD
View
A
Retailer 6
-
HK$4,938 HKD
View
Retailer 7
-
HK$5,102 HKD
View
Price last confirmed 21 days ago
B+
Retailer 8
-
HK$5,102 HKD
View
B+
Retailer 9
-
HK$5,228 HKD
View
B+
Retailer 10
-
HK$5,471 HKD
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B+
Retailer 11
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HK$5,557 HKD
View
B+
Retailer 12
-
HK$5,612 HKD
View
B+
Retailer 13
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HK$5,792 HKD
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B+
Retailer 14
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HK$6,035 HKD
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B+
Retailer 15
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HK$6,035 HKD
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B+
Retailer 16
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HK$6,192 HKD
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B
Retailer 17
-
HK$6,231 HKD
View
B+
Retailer 18
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HK$6,254 HKD
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B+
Retailer 19
-
HK$6,356 HKD
View
B+
Retailer 20
-
HK$6,623 HKD
View
B+
Retailer 21
-
HK$6,732 HKD
View
B+
Retailer 22
-
HK$6,952 HKD
View
B+
Retailer 23
-
HK$7,281 HKD
View
Retailer 24
-
HK$7,861 HKD
View
Price last confirmed 33 days ago
B
Retailer 25
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HK$8,073 HKD
View
B
Retailer 26
-
HK$12,070 HKD
View
B
Retailer 27
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HK$13,065 HKD
View
B
Retailer 28
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HK$15,016 HKD
View
Most Expensive
B
NZ Jewellers
cf69cd33-9a1a-4024-aa60-a002fac21ee3 · Nov 6
HK$16,412 HKD
$2,094 USD
View
28 more retailers have this diamond
Prices start from HK$3,644 HKDSave up to HK$12,767 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
0.50ct Round
HK$3,644 HKD