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Round|Natural|IGI

1.30ct J IF Round Natural Diamond

EX • J/IF • IGI 645414303

Shape and cutting style on the report: Round brilliant

Certificate IGI 645414303

Diamond specifications and retailer prices

From $2,975 USD
As of November 4, 2026
Save $2,963 USD (50%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,938 USD 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 J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 645414303. Listed at 16 retailers as of November 4, 2026, with prices from $2,975 to $5,938, a $2,963 spread on the same certified stone. NZ Jewellers lists it at $5,938. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
J
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 645414303
Dimensions6.91 × 6.96 × 4.41 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.91 mm6.96 mm1.30 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 645414303
Side View
Table 56.0%Crown 36.5°Girdle: MediumPavilion 41.3°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,548 USD|Low: $2,915 USD|High: $5,768 USD|Avg: $3,928 USD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$2,975 USD
Retailer 8$3,145 USD
Retailer 9$3,539 USD
Retailer 1$3,548 USD
Retailer 4$3,806 USD
Retailer 2$3,956 USD
Retailer 7$4,020 USD
Retailer 3$4,160 USD
Retailer 6$5,699 USD

40 data points across 9 retailers

16 retailers$2,975 USD to $5,938 USD

A
Cheapest Retailer
-
$2,975 USD
A
Retailer 2
-
$3,026 USD
View
A
Retailer 3
-
$3,145 USD
View
Final sale: no returns
A
Retailer 4
-
$3,290 USD
View
A
Retailer 5
-
$3,337 USD
View
Retailer 6
-
$3,408 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$3,408 USD
View
A
Retailer 8
-
$3,539 USD
View
A
Retailer 9
-
$3,548 USD
View
A
Retailer 10
-
$3,552 USD
View
A
Retailer 11
-
$3,806 USD
View
A
Retailer 12
-
$3,933 USD
View
A
Retailer 13
-
$3,956 USD
View
A
Retailer 14
-
$4,160 USD
View
B
Retailer 15
-
$5,699 USD
View
Most Expensive
B
NZ Jewellers
96faee36-dbd8-4084-9f26-cf2b0b786fe9 · Nov 5
$5,938 USD
View
15 more retailers have this diamond
Prices start from $2,975 USDSave up to $2,963 USD

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
$2,975 USD