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Oval|Natural|IGI

0.51ct H SI2 Oval Natural Diamond

VG • H/SI2 • IGI 769663874

Shape and cutting style on the report: Oval brilliant

Certificate IGI 769663874

Diamond specifications and retailer prices

From $648 AUD
As of November 6, 2026
Save $2,043 AUD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,691 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 769663874. Listed at 11 retailers as of November 5, 2026, with prices from $648 to $2,691, a $2,043 spread on the same certified stone. NZ Jewellers lists it at $2,691. 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
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.3°
Pavilion angle42.5°
OriginNatural
Grading LabIGI
CertificateIGI 769663874
Dimensions6.25 × 4.29 × 2.86 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Top View
6.25 mm4.29 mm0.51 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 769663874
Side View
Table 60.0%Crown 31.3°Girdle: STK-VTKPavilion 42.5°Culet: NoneDepth 66.7%

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 6
Current: $2,691 AUD|Low: $594 AUD|High: $2,691 AUD|Avg: $1,060 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 12$648 AUD
Retailer 6$702 AUD
Retailer 7$755 AUD
Retailer 11$755 AUD
Retailer 10$811 AUD
Retailer 2$834 AUD
Retailer 4$892 AUD
Retailer 13$918 AUD
Retailer 3$933 AUD
Retailer 5$1,054 AUD
Retailer 9$1,055 AUD
Retailer 8$1,618 AUD
NZ Jewellers$2,691 AUD

39 data points across 13 retailers

11 retailers$648 AUD to $2,691 AUD

B+
Cheapest Retailer
-
$648 AUD
Final sale: no returns
B+
Retailer 2
-
$702 AUD
View
B+
Retailer 3
-
$755 AUD
View
Retailer 4
-
$755 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$811 AUD
View
B+
Retailer 6
-
$834 AUD
View
B+
Retailer 7
-
$892 AUD
View
B+
Retailer 8
-
$918 AUD
View
B
Retailer 9
-
$1,055 AUD
View
B
Retailer 10
-
$1,618 AUD
View
Most Expensive
C
NZ Jewellers
418aec67-418f-42c0-b1c5-9fb5fa9d784b · Nov 5
$2,691 AUD
$1,849 USD
View
10 more retailers have this diamond
Prices start from $648 AUDSave up to $2,043 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 Oval
$648 AUD