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Round|Natural|GIA

0.51ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 2526042321

Certificate GIA 2526042321

Diamond specifications and retailer prices

From HK$3,828 HKD
As of November 4, 2026
Save HK$5,735 HKD (60%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$13,007 HKD at NZ Jewellers · As of October 3, 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 J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2526042321. Listed at 16 retailers as of November 4, 2026, with a 150% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
J
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2526042321
Dimensions5.10 × 5.07 × 3.18 mm
L/W Ratio1.01
Top View
5.10 mm5.07 mm0.51 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2526042321
Side View
Table 56.0%Crown 36.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.8%

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 4
Current: HK$5,123 HKD|Low: HK$3,075 HKD|High: HK$9,689 HKD|Avg: HK$5,416 HKD|+9.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 8HK$3,828 HKD
Retailer 3HK$3,923 HKD
Retailer 9HK$4,276 HKD
Retailer 2HK$4,315 HKD
Retailer 4HK$4,440 HKD
Retailer 1HK$5,123 HKD
Retailer 12HK$5,178 HKD
Retailer 5HK$5,570 HKD
Retailer 10HK$5,727 HKD
Retailer 11HK$6,229 HKD
Retailer 6HK$6,433 HKD
Retailer 7HK$9,563 HKD

45 data points across 12 retailers

16 retailersHK$3,828 HKD to HK$9,563 HKD

A
Cheapest Retailer
-
HK$3,828 HKD
Final sale: no returns
A
Retailer 2
-
HK$3,923 HKD
View
Retailer 3
-
HK$4,150 HKD
View
Price last confirmed 29 days ago
A
Retailer 4
-
HK$4,276 HKD
View
A
Retailer 5
-
HK$4,315 HKD
View
Retailer 6
-
HK$4,464 HKD
View
Price last confirmed 21 days ago
Retailer 7
-
HK$4,464 HKD
View
Price last confirmed 22 days ago
Retailer 8
-
HK$4,786 HKD
View
Price last confirmed 28 days ago
B+
Retailer 9
-
HK$5,123 HKD
View
B+
Retailer 10
-
HK$5,178 HKD
View
B+
Retailer 11
-
HK$5,570 HKD
View
B+
Retailer 12
-
HK$5,727 HKD
View
Retailer 13
-
HK$6,229 HKD
View
Price last confirmed 34 days ago
B+
Retailer 14
-
HK$6,433 HKD
View
B
Retailer 15
-
HK$9,563 HKD
View
Most Expensive
NZ Jewellers
5154aa71-57ea-4711-a318-11b08c0a02e9 · Oct 3
HK$13,007 HKD
$1,658 USD
View
Price last confirmed 34 days ago
15 more retailers have this diamond
Prices start from HK$3,828 HKDSave up to HK$5,735 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$3,828 HKD