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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 $2,518 NZD
As of November 2, 2026
Save $3,783 NZD (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,301 NZD 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 $2,518 to $6,301, a $3,783 spread on the same certified stone. NZ Jewellers lists it at $6,301. 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: $6,301 NZD|Low: $2,518 NZD|High: $6,395 NZD|Avg: $3,426 NZD|-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$2,518 NZD
Retailer 5$2,583 NZD
Retailer 7$2,702 NZD
Retailer 6$2,742 NZD
Retailer 4$2,760 NZD
Retailer 8$3,031 NZD
Retailer 9$3,130 NZD
Retailer 3$4,526 NZD
NZ Jewellers$6,301 NZD

26 data points across 9 retailers

7 retailers$2,518 NZD to $6,301 NZD

A
Cheapest Retailer
-
$2,518 NZD
A
Retailer 2
-
$2,583 NZD
View
B+
Retailer 3
-
$2,702 NZD
View
B+
Retailer 4
-
$2,742 NZD
View
A
Retailer 5
-
$2,760 NZD
View
B+
Retailer 6
-
$4,526 NZD
View
Most Expensive
B
NZ Jewellers
42981292-c3e6-4dfd-a8ad-a7d1fe23447b · Nov 2
$6,301 NZD
$3,493 USD
View
6 more retailers have this diamond
Prices start from $2,518 NZDSave up to $3,783 NZD

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
$2,518 NZD