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Oval|Natural|IGI

1.30ct K SI1 Oval Natural Diamond

VG • K/SI1 • IGI 737520134

Shape and cutting style on the report: Oval brilliant

Certificate IGI 737520134

Diamond specifications and retailer prices

From $2,032 AUD
As of November 2, 2026
Save $3,052 AUD (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,084 AUD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 737520134. Listed at 7 retailers as of November 2, 2026, with prices from $2,032 to $5,084, a $3,052 spread on the same certified stone. NZ Jewellers lists it at $5,084. 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

1.30
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.3°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 737520134
Dimensions8.31 × 6.03 × 3.96 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Top View
8.31 mm6.03 mm1.30 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 737520134
Side View
Table 59.0%Crown 39.3°Girdle: THN-THKPavilion 40.8°Culet: NoneDepth 65.7%

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 2
Current: $5,084 AUD|Low: $2,032 AUD|High: $5,159 AUD|Avg: $2,764 AUD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2$2,032 AUD
Retailer 5$2,084 AUD
Retailer 7$2,180 AUD
Retailer 6$2,212 AUD
Retailer 4$2,227 AUD
Retailer 8$2,445 AUD
Retailer 9$2,525 AUD
Retailer 3$3,652 AUD
NZ Jewellers$5,084 AUD

26 data points across 9 retailers

7 retailers$2,032 AUD to $5,084 AUD

A
Cheapest Retailer
-
$2,032 AUD
A
Retailer 2
-
$2,084 AUD
View
B+
Retailer 3
-
$2,180 AUD
View
B+
Retailer 4
-
$2,212 AUD
View
A
Retailer 5
-
$2,227 AUD
View
B+
Retailer 6
-
$3,652 AUD
View
Most Expensive
B
NZ Jewellers
42981292-c3e6-4dfd-a8ad-a7d1fe23447b · Nov 2
$5,084 AUD
$3,493 USD
View
6 more retailers have this diamond
Prices start from $2,032 AUDSave up to $3,052 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
1.30ct Oval
$2,032 AUD