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Round|Natural|GIA

0.51ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 6492309443

Certificate GIA 6492309443

Diamond specifications and retailer prices

From $874 AUD
As of November 4, 2026
Save $1,041 AUD (54%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,280 AUD 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 J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6492309443. Listed at 15 retailers as of November 2, 2026, with a 119% 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 angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6492309443
Dimensions5.10 × 5.08 × 3.15 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
5.10 mm5.08 mm0.51 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492309443
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,236 AUD|Low: $729 AUD|High: $1,938 AUD|Avg: $1,335 AUD|+5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$874 AUD
Retailer 4$936 AUD
Retailer 9$984 AUD
Retailer 6$1,207 AUD
Retailer 1$1,236 AUD
Retailer 2$1,473 AUD
Retailer 8$1,571 AUD
Retailer 3$1,613 AUD
Retailer 5$1,916 AUD

44 data points across 9 retailers

15 retailers$874 AUD to $1,916 AUD

B+
Cheapest Retailer
-
$874 AUD
Final sale: no returns
B+
Retailer 2
-
$930 AUD
View
B+
Retailer 3
-
$936 AUD
View
B+
Retailer 4
-
$947 AUD
View
Retailer 5
-
$947 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$984 AUD
View
B+
Retailer 7
-
$1,093 AUD
View
B
Retailer 8
-
$1,207 AUD
View
B+
Retailer 9
-
$1,236 AUD
View
B
Retailer 10
-
$1,473 AUD
View
Retailer 11
-
$1,474 AUD
View
Price last confirmed 19 days ago
Retailer 12
-
$1,571 AUD
View
Price last confirmed 33 days ago
B
Retailer 13
-
$1,613 AUD
View
B
Retailer 14
-
$1,916 AUD
View
Most Expensive
NZ Jewellers
5fc39e80-0546-4b4b-8283-f42531ac6718 · Nov 4
$3,280 AUD
$2,296 USD
View
Price under review
14 more retailers have this diamond
Prices start from $874 AUDSave up to $1,041 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.

B+
0.51ct Round
$874 AUD