CaratHunter
Plans
Round|Natural|IGI

0.51ct I VVS2 Round Natural Diamond

EX • I/VVS2 • IGI 694515784

Shape and cutting style on the report: Round brilliant

Certificate IGI 694515784

Diamond specifications and retailer prices

From $604 AUD
As of November 4, 2026
Save $907 AUD (60%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,510 AUD at NZ Jewellers · As of October 27, 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 I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 694515784. 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
I
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 694515784
Dimensions5.04 × 5.07 × 3.15 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.04 mm5.07 mm0.51 ctI / VVS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 694515784
Side View
Table 58.0%Crown 36.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: $2,510 AUD|Low: $556 AUD|High: $2,545 AUD|Avg: $958 AUD|-1.3%
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
Retailer 14
Retailer 15
Retailer 16
November 5, 2026
Retailer 8$604 AUD
Retailer 5$656 AUD
Retailer 11$663 AUD
Retailer 3$706 AUD
Retailer 15$706 AUD
Retailer 16$756 AUD
Retailer 9$780 AUD
Retailer 7$805 AUD
Retailer 2$834 AUD
Retailer 4$915 AUD
Retailer 6$919 AUD
Retailer 12$948 AUD
Retailer 14$985 AUD
Retailer 10$1,015 AUD
Retailer 13$1,511 AUD
NZ Jewellers$2,510 AUD

26 data points across 16 retailers

16 retailers$604 AUD to $1,511 AUD

A
Cheapest Retailer
-
$604 AUD
Final sale: no returns
Retailer 2
-
$656 AUD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$663 AUD
View
A
Retailer 4
-
$706 AUD
View
A
Retailer 5
-
$706 AUD
View
A
Retailer 6
-
$756 AUD
View
A
Retailer 7
-
$780 AUD
View
A
Retailer 8
-
$805 AUD
View
A
Retailer 9
-
$834 AUD
View
A
Retailer 10
-
$915 AUD
View
A
Retailer 11
-
$919 AUD
View
A
Retailer 12
-
$948 AUD
View
A
Retailer 13
-
$985 AUD
View
A
Retailer 14
-
$1,015 AUD
View
B+
Retailer 15
-
$1,511 AUD
View
Most Expensive
NZ Jewellers
082365c3-cb99-41a3-91ad-30f724f09ca6 · Oct 27
$2,510 AUD
$1,761 USD
View
Price last confirmed 9 days ago
15 more retailers have this diamond
Prices start from $604 AUDSave up to $907 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
$604 AUD