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Radiant|Natural|GIA

0.51ct I VS2 Radiant Natural Diamond

EX • I/VS2 • GIA 6542390400

Certificate GIA 6542390400

Diamond specifications and retailer prices

From $582 AUD
$409 USD
As of November 2, 2026
Save $2,026 AUD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,608 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542390400. Listed at 13 retailers as of October 30, 2026, with prices from $582 to $2,608, a $2,026 spread on the same certified stone. NZ Jewellers lists it at $2,608. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542390400
Dimensions5.37 × 3.95 × 2.72 mm
L/W Ratio1.36
Top View
5.37 mm3.95 mm0.51 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6542390400
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.9%

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 2
Current: $2,608 AUD|Low: $530 AUD|High: $2,634 AUD|Avg: $1,265 AUD|-1.0%
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
November 2, 2026
Retailer 3$582 AUD
Retailer 6$622 AUD
Retailer 5$1,018 AUD
Retailer 12$1,019 AUD
Retailer 2$1,021 AUD
Retailer 8$1,103 AUD
Retailer 11$1,153 AUD
Retailer 9$1,230 AUD
Retailer 4$1,263 AUD
Retailer 10$1,283 AUD
Retailer 13$1,844 AUD
Retailer 7$1,920 AUD
NZ Jewellers$2,608 AUD

33 data points across 13 retailers

13 retailers$582 AUD to $2,608 AUD

A
Cheapest Retailer
-
$582 AUD
$409 USD
Final sale: no returns
A
Retailer 2
-
$622 AUD
₹41,594 INR
View
B+
Retailer 3
-
$1,018 AUD
$715 USD
View
B+
Retailer 4
-
$1,019 AUD
$716 USD
View
B+
Retailer 5
-
$1,021 AUD
£564 GBP
View
B+
Retailer 6
-
$1,103 AUD
$775 USD
View
B+
Retailer 7
-
$1,153 AUD
$810 USD
View
B+
Retailer 8
-
$1,230 AUD
€823 EUR
View
Retailer 9
-
$1,263 AUD
View
Price last confirmed 28 days ago
B+
Retailer 10
-
$1,283 AUD
ZAR 14,565 ZAR
View
B
Retailer 11
-
$1,844 AUD
£1,020 GBP
View
B
Retailer 12
-
$1,920 AUD
£1,062 GBP
View
Most Expensive
B
NZ Jewellers
e6b6bcce-0713-4b75-9a37-7ce50a697d5a · Oct 30
$2,608 AUD
$1,832 USD
View
12 more retailers have this diamond
Prices start from $582 AUDSave up to $2,026 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 Radiant
$582 AUD