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Round|Natural|IGI

1.30ct G SI2 Round Natural Diamond

EX • G/SI2 • IGI 750555450

Shape and cutting style on the report: Round brilliant

Certificate IGI 750555450

Diamond specifications and retailer prices

From $4,591 NZD
As of November 1, 2026
Save $6,454 NZD (58%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $11,045 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 750555450. Listed at 14 retailers as of November 1, 2026, with prices from $4,591 to $11,045, a $6,454 spread on the same certified stone. NZ Jewellers lists it at $11,045. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.30
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 750555450
Dimensions6.98 × 7.04 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.98 mm7.04 mm1.30 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 750555450
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.7%

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: $11,045 NZD|Low: $4,470 NZD|High: $11,045 NZD|Avg: $6,128 NZD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 13$4,591 NZD
Retailer 15$4,732 NZD
Retailer 7$4,813 NZD
Retailer 2$4,845 NZD
Retailer 14$4,874 NZD
Retailer 17$5,051 NZD
Retailer 3$5,284 NZD
Retailer 5$5,284 NZD
Retailer 16$5,486 NZD
Retailer 6$5,540 NZD
Retailer 4$6,095 NZD
Retailer 11$6,115 NZD
Retailer 10$6,137 NZD
Retailer 8$6,332 NZD
Retailer 9$7,732 NZD
Retailer 12$8,836 NZD
NZ Jewellers$11,045 NZD

39 data points across 17 retailers

14 retailers$4,591 NZD to $11,045 NZD

A
Cheapest Retailer
-
$4,591 NZD
A
Retailer 2
-
$4,732 NZD
View
A
Retailer 3
-
$4,845 NZD
View
A
Retailer 4
-
$4,874 NZD
View
Final sale: no returns
A
Retailer 5
-
$5,051 NZD
View
A
Retailer 6
-
$5,284 NZD
View
Retailer 7
-
$5,284 NZD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$5,486 NZD
View
A
Retailer 9
-
$5,540 NZD
View
A
Retailer 10
-
$6,095 NZD
View
A
Retailer 11
-
$6,115 NZD
View
A
Retailer 12
-
$6,137 NZD
View
B+
Retailer 13
-
$8,836 NZD
View
Most Expensive
B
NZ Jewellers
b75a2182-7de8-495a-a9b5-de4bb379f4b0 · Nov 5
$11,045 NZD
$6,123 USD
View
13 more retailers have this diamond
Prices start from $4,591 NZDSave up to $6,454 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 Round
$4,591 NZD