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Radiant|Natural|GIA

0.50ct I SI1 Radiant Natural Diamond

ID • I/SI1 • GIA 6542392066

Certificate GIA 6542392066

Diamond specifications and retailer prices

From HK$3,538 HKD
$451 USD
As of November 2, 2026
Save HK$12,279 HKD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$15,817 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural radiant diamond

This 0.5ct natural radiant 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 stated by the retailer rather than the lab and certified by GIA 6542392066. Listed at 12 retailers as of October 30, 2026, with prices from HK$3,538 to HK$15,817, a HK$12,279 spread on the same certified stone. NZ Jewellers lists it at HK$15,817. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542392066
Dimensions5.40 × 3.98 × 2.74 mm
L/W Ratio1.36
Top View
5.40 mm3.98 mm0.50 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542392066
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.8%

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 2
Current: HK$15,817 HKD|Low: HK$3,217 HKD|High: HK$15,942 HKD|Avg: HK$7,284 HKD|-0.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 12HK$3,538 HKD
Retailer 2HK$3,769 HKD
Retailer 4HK$6,002 HKD
Retailer 11HK$6,078 HKD
Retailer 6HK$6,210 HKD
Retailer 8HK$6,512 HKD
Retailer 10HK$6,944 HKD
Retailer 5HK$7,414 HKD
Retailer 3HK$7,645 HKD
Retailer 9HK$7,783 HKD
Retailer 7HK$11,648 HKD
NZ JewellersHK$15,817 HKD

34 data points across 12 retailers

12 retailersHK$3,538 HKD to HK$15,817 HKD

A
Cheapest Retailer
-
HK$3,538 HKD
$451 USD
Final sale: no returns
A
Retailer 2
-
HK$3,769 HKD
₹45,757 INR
View
B+
Retailer 3
-
HK$6,002 HKD
$765 USD
View
B+
Retailer 4
-
HK$6,078 HKD
$775 USD
View
B+
Retailer 5
-
HK$6,210 HKD
£623 GBP
View
B
Retailer 6
-
HK$6,512 HKD
$830 USD
View
B+
Retailer 7
-
HK$6,944 HKD
$885 USD
View
B+
Retailer 8
-
HK$7,414 HKD
€900 EUR
View
Retailer 9
-
HK$7,645 HKD
A$1,499 AUD
View
Price last confirmed 29 days ago
B+
Retailer 10
-
HK$7,783 HKD
ZAR 16,027 ZAR
View
B
Retailer 11
-
HK$11,648 HKD
£1,169 GBP
View
Most Expensive
B
NZ Jewellers
574144f7-0a18-44c2-9d7e-8348b534807f · Oct 30
HK$15,817 HKD
$2,016 USD
View
11 more retailers have this diamond
Prices start from HK$3,538 HKDSave up to HK$12,279 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 Radiant
HK$3,538 HKD