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Round|Natural|GIA

0.51ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 5212794887

Certificate GIA 5212794887

Diamond specifications and retailer prices

From $997 AUD
As of November 4, 2026
Save $904 AUD (48%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,853 AUD at NZ Jewellers · As of September 28, 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 5212794887. Listed at 19 retailers as of November 4, 2026, with a 91% 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
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5212794887
Dimensions5.15 × 5.13 × 3.13 mm
L/W Ratio1.00
Top View
5.15 mm5.13 mm0.51 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5212794887
Side View
Table 62.0%CrownGirdle: Sli. ThickPavilionCulet: NoneDepth 61.0%

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: $1,637 AUD|Low: $843 AUD|High: $2,276 AUD|Avg: $1,411 AUD|+20.9%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 17$941 AUD
Retailer 13$997 AUD
Retailer 11$1,081 AUD
Retailer 7$1,113 AUD
Retailer 9$1,113 AUD
Retailer 5$1,130 AUD
Retailer 6$1,263 AUD
Retailer 10$1,329 AUD
Retailer 14$1,329 AUD
Retailer 3$1,357 AUD
Retailer 15$1,371 AUD
Retailer 18$1,371 AUD
Retailer 12$1,541 AUD
Retailer 4$1,567 AUD
Retailer 1$1,637 AUD
Retailer 8$1,673 AUD
Retailer 2$1,847 AUD
Retailer 19$1,900 AUD
Retailer 16$2,271 AUD

40 data points across 19 retailers

19 retailers$997 AUD to $1,901 AUD

B+
Cheapest Retailer
-
$997 AUD
Retailer 2
-
$1,027 AUD
View
Price last confirmed 102 days ago
B+
Retailer 3
-
$1,081 AUD
View
Retailer 4
-
$1,113 AUD
View
Price last confirmed 29 days ago
Retailer 5
-
$1,113 AUD
View
Price last confirmed 29 days ago
Retailer 6
-
$1,156 AUD
View
Price last confirmed 38 days ago
Retailer 7
-
$1,284 AUD
View
Price last confirmed 38 days ago
B
Retailer 8
-
$1,329 AUD
View
B
Retailer 9
-
$1,329 AUD
View
B
Retailer 10
-
$1,371 AUD
View
B
Retailer 11
-
$1,371 AUD
View
B
Retailer 12
-
$1,541 AUD
View
B
Retailer 13
-
$1,637 AUD
View
Retailer 14
-
$1,673 AUD
View
Price last confirmed 29 days ago
Retailer 15
-
$1,847 AUD
View
Price last confirmed 33 days ago
Retailer 16
-
$1,900 AUD
View
Price last confirmed 33 days ago
B
Retailer 17
-
$1,901 AUD
View
Retailer 18
-
$2,271 AUD
View
Price last confirmed 29 days ago
Most Expensive
NZ Jewellers
09b912c3-95c0-4266-ab3b-f44b03c0bee3 · Sep 28
$3,853 AUD
$2,697 USD
View
Price under review
18 more retailers have this diamond
Prices start from $997 AUDSave up to $904 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
$997 AUD