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Round|Natural|IGI

1.31ct I IF Round Natural Diamond

EX • I/IF • IGI 782676581

Shape and cutting style on the report: Round brilliant

Certificate IGI 782676581

Diamond specifications and retailer prices

From $4,517 AUD
₹301,503 INR
As of November 1, 2026
Save $5,477 AUD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,994 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 782676581. Listed at 16 retailers as of October 30, 2026, with prices from $4,517 to $9,994, a $5,477 spread on the same certified stone. NZ Jewellers lists it at $9,994. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 782676581
Dimensions6.94 × 6.99 × 4.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.94 mm6.99 mm1.31 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 782676581
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.5%

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: $9,994 AUD|Low: $4,513 AUD|High: $9,994 AUD|Avg: $6,270 AUD
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 2, 2026
Retailer 11$4,517 AUD
Retailer 8$5,047 AUD
Retailer 2$5,138 AUD
Retailer 5$5,144 AUD
Retailer 7$5,294 AUD
Retailer 14$5,321 AUD
Retailer 9$5,472 AUD
Retailer 15$5,736 AUD
Retailer 16$5,736 AUD
Retailer 17$5,736 AUD
Retailer 10$5,941 AUD
Retailer 6$6,387 AUD
Retailer 4$6,569 AUD
Retailer 3$6,619 AUD
Retailer 13$7,051 AUD
Retailer 12$9,594 AUD
NZ Jewellers$9,994 AUD

28 data points across 17 retailers

16 retailers$4,517 AUD to $9,994 AUD

A
Cheapest Retailer
-
$4,517 AUD
₹301,503 INR
A
Retailer 2
-
$5,047 AUD
$3,537 USD
View
A
Retailer 3
-
$5,138 AUD
£2,836 GBP
View
Retailer 4
-
$5,144 AUD
$3,605 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$5,294 AUD
$3,710 USD
View
Final sale: no returns
A
Retailer 6
-
$5,321 AUD
$3,729 USD
View
A
Retailer 7
-
$5,472 AUD
$3,835 USD
View
A
Retailer 8
-
$5,736 AUD
$4,020 USD
View
A
Retailer 9
-
$5,736 AUD
$4,020 USD
View
A
Retailer 10
-
$5,736 AUD
$4,020 USD
View
A
Retailer 11
-
$5,941 AUD
£3,279 GBP
View
A
Retailer 12
-
$6,569 AUD
£3,625 GBP
View
A
Retailer 13
-
$6,619 AUD
$4,639 USD
View
A
Retailer 14
-
$7,051 AUD
ZAR 79,831 ZAR
View
B+
Retailer 15
-
$9,594 AUD
£5,294 GBP
View
Most Expensive
B+
NZ Jewellers
5c3586f7-d406-4f8e-872b-b80573fe91d1 · Oct 30
$9,994 AUD
$7,004 USD
View
15 more retailers have this diamond
Prices start from $4,517 AUDSave up to $5,477 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
1.31ct Round
$4,517 AUD