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Round|Natural|GIA

0.51ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 6545445321

Certificate GIA 6545445321

Diamond specifications and retailer prices

From HK$2,667 HKD
As of November 4, 2026
Save HK$11,226 HKD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$13,894 HKD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6545445321. Listed at 17 retailers as of November 4, 2026, with prices from HK$2,667 to HK$13,894, a HK$11,226 spread on the same certified stone. NZ Jewellers lists it at HK$13,894. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6545445321
Dimensions5.14 × 5.12 × 3.17 mm
L/W Ratio1.00
Top View
5.14 mm5.12 mm0.51 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545445321
Side View
Table 59.0%Crown 33°Girdle: Sli. ThickPavilion 41.6°Culet: NDepth 61.7%

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 4
Current: HK$13,894 HKD|Low: HK$2,667 HKD|High: HK$13,957 HKD|Avg: HK$5,269 HKD|-0.4%
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
November 6, 2026
Retailer 12HK$2,667 HKD
Retailer 10HK$3,624 HKD
Retailer 6HK$3,813 HKD
Retailer 3HK$3,883 HKD
Retailer 7HK$3,899 HKD
Retailer 15HK$4,158 HKD
Retailer 11HK$4,425 HKD
Retailer 4HK$4,629 HKD
Retailer 8HK$4,629 HKD
Retailer 14HK$4,958 HKD
Retailer 9HK$5,186 HKD
Retailer 2HK$5,256 HKD
Retailer 5HK$5,586 HKD
Retailer 13HK$8,316 HKD
NZ JewellersHK$13,894 HKD

28 data points across 15 retailers

17 retailersHK$2,667 HKD to HK$13,894 HKD

A
Cheapest Retailer
-
HK$2,667 HKD
A
Retailer 2
-
HK$3,107 HKD
View
Retailer 3
-
HK$3,138 HKD
View
Price last confirmed 12 days ago
A
Retailer 4
-
HK$3,624 HKD
View
Retailer 5
-
HK$3,813 HKD
View
Price last confirmed 10 days ago
A
Retailer 6
-
HK$3,883 HKD
View
Retailer 7
-
HK$3,899 HKD
View
Price last confirmed 8 days ago
A
Retailer 8
-
HK$4,158 HKD
View
A
Retailer 9
-
HK$4,425 HKD
View
B+
Retailer 10
-
HK$4,629 HKD
View
B+
Retailer 11
-
HK$4,629 HKD
View
B+
Retailer 12
-
HK$4,958 HKD
View
B+
Retailer 13
-
HK$5,186 HKD
View
B+
Retailer 14
-
HK$5,256 HKD
View
B+
Retailer 15
-
HK$5,586 HKD
View
B
Retailer 16
-
HK$8,316 HKD
View
Most Expensive
B
NZ Jewellers
63652d9c-1ccd-479f-967d-807cd90fb452 · Nov 4
HK$13,894 HKD
$1,771 USD
View
16 more retailers have this diamond
Prices start from HK$2,667 HKDSave up to HK$11,226 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
0.51ct Round
HK$2,667 HKD