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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 $697 AUD
As of November 4, 2026
Save $1,044 AUD (60%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,368 AUD 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: $933 AUD|Low: $560 AUD|High: $1,764 AUD|Avg: $986 AUD|+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 8$697 AUD
Retailer 3$714 AUD
Retailer 9$779 AUD
Retailer 2$786 AUD
Retailer 4$809 AUD
Retailer 1$933 AUD
Retailer 12$943 AUD
Retailer 5$1,014 AUD
Retailer 10$1,043 AUD
Retailer 11$1,134 AUD
Retailer 6$1,171 AUD
Retailer 7$1,741 AUD

45 data points across 12 retailers

16 retailers$697 AUD to $1,741 AUD

A
Cheapest Retailer
-
$697 AUD
Final sale: no returns
A
Retailer 2
-
$714 AUD
View
Retailer 3
-
$756 AUD
View
Price last confirmed 29 days ago
A
Retailer 4
-
$779 AUD
View
A
Retailer 5
-
$786 AUD
View
Retailer 6
-
$813 AUD
View
Price last confirmed 21 days ago
Retailer 7
-
$813 AUD
View
Price last confirmed 22 days ago
Retailer 8
-
$871 AUD
View
Price last confirmed 28 days ago
B+
Retailer 9
-
$933 AUD
View
B+
Retailer 10
-
$943 AUD
View
B+
Retailer 11
-
$1,014 AUD
View
B+
Retailer 12
-
$1,043 AUD
View
Retailer 13
-
$1,134 AUD
View
Price last confirmed 34 days ago
B+
Retailer 14
-
$1,171 AUD
View
B
Retailer 15
-
$1,741 AUD
View
Most Expensive
NZ Jewellers
5154aa71-57ea-4711-a318-11b08c0a02e9 · Oct 3
$2,368 AUD
$1,658 USD
View
Price last confirmed 34 days ago
15 more retailers have this diamond
Prices start from $697 AUDSave up to $1,044 AUD

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
$697 AUD