Round|Natural|GIA

0.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6552634711

Certificate GIA 6552634711

Diamond specifications and retailer prices

From HK$2,597 HKD
As of November 5, 2026
Save HK$11,030 HKD (81%) vs most expensive(unlock to see where)
35 retailers carry this diamond
Most expensive: HK$13,627 HKD at NZ Jewellers · As of October 20, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552634711. Listed at 35 retailers as of November 4, 2026, with a 425% 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

0.50
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552634711
Dimensions5.10 × 5.13 × 3.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
5.10 mm5.13 mm0.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6552634711
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 60.8%

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$3,719 HKD|Low: HK$2,597 HKD|High: HK$8,308 HKD|Avg: HK$4,742 HKD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6HK$2,597 HKD
Retailer 10HK$3,013 HKD
Retailer 1HK$3,719 HKD
Retailer 9HK$3,828 HKD
Retailer 2HK$3,868 HKD
Retailer 3HK$4,354 HKD
Retailer 5HK$4,527 HKD
Retailer 7HK$5,507 HKD
Retailer 4HK$5,680 HKD
Retailer 8HK$8,206 HKD

36 data points across 10 retailers

35 retailersHK$2,597 HKD to HK$13,627 HKD

A
Cheapest Retailer
-
HK$2,597 HKD
A
Retailer 2
-
HK$3,013 HKD
View
Retailer 3
-
HK$3,554 HKD
View
Price last confirmed 36 days ago
Retailer 4
-
HK$3,554 HKD
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Price last confirmed 17 days ago
Retailer 5
-
HK$3,554 HKD
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Price last confirmed 50 days ago
Retailer 6
-
HK$3,554 HKD
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Price last confirmed 29 days ago
Retailer 7
-
HK$3,554 HKD
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Price last confirmed 29 days ago
A
Retailer 8
-
HK$3,554 HKD
View
B+
Retailer 9
-
HK$3,719 HKD
View
Retailer 10
-
HK$3,828 HKD
View
Price last confirmed 22 days ago
Retailer 11
-
HK$3,828 HKD
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Price last confirmed 8 days ago
Retailer 12
-
HK$3,828 HKD
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Price last confirmed 26 days ago
B+
Retailer 13
-
HK$3,828 HKD
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Retailer 14
-
HK$3,828 HKD
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Price last confirmed 22 days ago
Retailer 15
-
HK$3,828 HKD
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Price last confirmed 29 days ago
B+
Retailer 16
-
HK$3,828 HKD
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B+
Retailer 17
-
HK$3,868 HKD
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Retailer 18
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HK$4,103 HKD
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Price last confirmed 48 days ago
Retailer 19
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HK$4,103 HKD
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Price last confirmed 17 days ago
Retailer 20
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HK$4,103 HKD
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Price last confirmed 29 days ago
Retailer 21
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HK$4,103 HKD
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Price last confirmed 33 days ago
B+
Retailer 22
-
HK$4,103 HKD
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B+
Retailer 23
-
HK$4,354 HKD
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B+
Retailer 24
-
HK$4,527 HKD
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B+
Retailer 25
-
HK$4,582 HKD
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B+
Retailer 26
-
HK$4,605 HKD
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B
Retailer 27
-
HK$5,178 HKD
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B
Retailer 28
-
HK$5,507 HKD
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B
Retailer 29
-
HK$5,680 HKD
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B
Retailer 30
-
HK$8,206 HKD
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Retailer 31
-
HK$13,627 HKD
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Price last confirmed 48 days ago
Retailer 32
-
HK$13,627 HKD
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Price last confirmed 34 days ago
Retailer 33
-
HK$13,627 HKD
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Price last confirmed 29 days ago
C
Retailer 34
-
HK$13,627 HKD
View
Most Expensive
NZ Jewellers
ec1ec0f6-355d-4f8e-a891-8b03a913776a · Oct 20
HK$13,627 HKD
$1,737 USD
View
Price last confirmed 17 days ago
34 more retailers have this diamond
Prices start from HK$2,597 HKDSave up to HK$11,030 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$2,597 HKD