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Oval|Natural|IGI

1.51ct J I1 Oval Natural Diamond

VG • J/I1 • IGI 811694597

Shape and cutting style on the report: Oval brilliant

Certificate IGI 811694597

Diamond specifications and retailer prices

From $1,827 AUD
₹122,216 INR
As of November 1, 2026
Save $3,737 AUD (67%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,563 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 811694597. Listed at 10 retailers as of October 30, 2026, with prices from $1,827 to $5,563, a $3,737 spread on the same certified stone. NZ Jewellers lists it at $5,563. 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

1.51
Carat
J
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.1°
Pavilion angle36.4°
OriginNatural
Grading LabIGI
CertificateIGI 811694597
Dimensions8.95 × 6.33 × 4.03 mm
L/W Ratio1.41
Girdle conditionFaceted
Top View
8.95 mm6.33 mm1.51 ctJ / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 811694597
Side View
Table 60.0%Crown 38.1°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 63.7%

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 1
Current: $5,563 AUD|Low: $1,827 AUD|High: $5,747 AUD|Avg: $2,526 AUD|-3.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$1,827 AUD
Retailer 6$1,993 AUD
Retailer 7$2,027 AUD
Retailer 9$2,106 AUD
Retailer 8$2,158 AUD
Retailer 3$2,281 AUD
Retailer 5$2,281 AUD
Retailer 4$2,386 AUD
Retailer 10$2,632 AUD
NZ Jewellers$5,563 AUD

13 data points across 10 retailers

10 retailers$1,827 AUD to $5,563 AUD

A
Cheapest Retailer
-
$1,827 AUD
₹122,216 INR
B+
Retailer 2
-
$1,993 AUD
$1,400 USD
View
B+
Retailer 3
-
$2,027 AUD
$1,424 USD
View
B+
Retailer 4
-
$2,106 AUD
$1,479 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,158 AUD
$1,516 USD
View
B+
Retailer 6
-
$2,281 AUD
$1,602 USD
View
B+
Retailer 7
-
$2,281 AUD
$1,602 USD
View
B+
Retailer 8
-
$2,386 AUD
$1,676 USD
View
B+
Retailer 9
-
$2,632 AUD
$1,849 USD
View
Most Expensive
B
NZ Jewellers
23c1ce51-f28e-4bd1-a1df-b17835ca2e85 · Oct 30
$5,563 AUD
$3,908 USD
View
9 more retailers have this diamond
Prices start from $1,827 AUDSave up to $3,737 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
1.51ct Oval
$1,827 AUD