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Oval|Natural|IGI

0.51ct J VVS1 Oval Natural Diamond

VG • J/VVS1 • IGI 555278531

Shape and cutting style on the report: Oval brilliant

Certificate IGI 555278531

Diamond specifications and retailer prices

From $690 AUD
As of November 6, 2026
Save $1,656 AUD (71%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,346 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI 555278531. Listed at 19 retailers as of November 5, 2026, with prices from $690 to $2,346, a $1,656 spread on the same certified stone. NZ Jewellers lists it at $2,346. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
J
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 555278531
Dimensions6.65 × 4.55 × 2.62 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Top View
6.65 mm4.55 mm0.51 ctJ / VVS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 555278531
Side View
Table 61.5%Crown 31.7°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 57.6%

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 6
Current: $2,346 AUD|Low: $684 AUD|High: $2,346 AUD|Avg: $1,066 AUD
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 6, 2026
Retailer 3$690 AUD
Retailer 10$706 AUD
Retailer 11$748 AUD
Retailer 4$806 AUD
Retailer 13$806 AUD
Retailer 12$863 AUD
Retailer 5$929 AUD
Retailer 2$963 AUD
Retailer 9$1,033 AUD
Retailer 8$1,041 AUD
Retailer 6$1,160 AUD
Retailer 7$1,723 AUD
NZ Jewellers$2,346 AUD

40 data points across 13 retailers

19 retailers$690 AUD to $2,346 AUD

A
Cheapest Retailer
-
$690 AUD
Final sale: no returns
A
Retailer 2
-
$706 AUD
View
Retailer 3
-
$748 AUD
View
Price last confirmed 60 days ago
Retailer 4
-
$748 AUD
View
Price last confirmed 42 days ago
A
Retailer 5
-
$748 AUD
View
A
Retailer 6
-
$806 AUD
View
Retailer 7
-
$806 AUD
View
Price last confirmed 8 days ago
Retailer 8
-
$863 AUD
View
Price last confirmed 59 days ago
Retailer 9
-
$863 AUD
View
Price last confirmed 44 days ago
B+
Retailer 10
-
$863 AUD
View
B+
Retailer 11
-
$939 AUD
View
B+
Retailer 12
-
$963 AUD
View
B+
Retailer 13
-
$1,033 AUD
View
B+
Retailer 14
-
$1,041 AUD
View
B
Retailer 15
-
$1,084 AUD
View
B
Retailer 16
-
$1,160 AUD
View
B
Retailer 17
-
$1,723 AUD
View
Retailer 18
-
$2,346 AUD
View
Price last confirmed 41 days ago
Most Expensive
C
NZ Jewellers
f9e7e161-998e-4a3d-a4a1-5fbddb1f8fe5 · Nov 5
$2,346 AUD
$1,612 USD
View
18 more retailers have this diamond
Prices start from $690 AUDSave up to $1,656 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 Oval
$690 AUD