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Round|Natural|GIA

0.50ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 2397485223

Certificate GIA 2397485223

Diamond specifications and retailer prices

From HK$2,205 HKD
As of November 6, 2026
Save HK$2,244 HKD (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$9,963 HKD at NZ Jewellers · As of October 26, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2397485223. Listed at 15 retailers as of November 6, 2026, with a 102% 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2397485223
Dimensions5.15 × 5.13 × 3.10 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
5.15 mm5.13 mm0.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2397485223
Side View
Table 61.0%Crown 32.5°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 60.2%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: HK$9,963 HKD|Low: HK$2,518 HKD|High: HK$9,963 HKD|Avg: HK$4,583 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5HK$2,526 HKD
Retailer 2HK$2,730 HKD
Retailer 8HK$2,793 HKD
Retailer 7HK$2,903 HKD
Retailer 9HK$4,001 HKD
Retailer 4HK$4,260 HKD
Retailer 3HK$4,448 HKD
Retailer 6HK$6,017 HKD
NZ JewellersHK$9,963 HKD

43 data points across 9 retailers

15 retailersHK$2,205 HKD to HK$4,448 HKD

A
Cheapest Retailer
-
HK$2,205 HKD
A
Retailer 2
-
HK$2,526 HKD
View
Retailer 3
-
HK$2,597 HKD
View
Price last confirmed 12 days ago
A
Retailer 4
-
HK$2,730 HKD
View
Retailer 5
-
HK$2,746 HKD
View
Price last confirmed 16 days ago
Retailer 6
-
HK$2,801 HKD
View
Price last confirmed 12 days ago
Retailer 7
-
HK$2,903 HKD
View
Price last confirmed 12 days ago
A
Retailer 8
-
HK$3,287 HKD
View
Retailer 9
-
HK$3,499 HKD
View
Price last confirmed 10 days ago
Retailer 10
-
HK$3,624 HKD
View
Price last confirmed 12 days ago
Retailer 11
-
HK$4,001 HKD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
HK$4,260 HKD
View
B+
Retailer 13
-
HK$4,448 HKD
View
Retailer 14
-
HK$6,017 HKD
View
Price last confirmed 11 days ago
Most Expensive
NZ Jewellers
710d5dfe-f343-48a6-8018-a5cc2b709748 · Oct 26
HK$9,963 HKD
$1,270 USD
View
Price last confirmed 10 days ago
14 more retailers have this diamond
Prices start from HK$2,205 HKDSave up to HK$2,244 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$2,205 HKD