Round|Natural|IGI

1.06ct J IF Round Natural Diamond

EX • J/IF • IGI 815627651

Shape and cutting style on the report: Round brilliant

Certificate IGI 815627651

Diamond specifications and retailer prices

From $3,070 AUD
£1,698 GBP
As of October 30, 2026
Save $2,949 AUD (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,941 AUD at NZ Jewellers · As of August 22, 2026
View at NZ Jewellers

About this 1.06ct natural round diamond

This 1.06ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 815627651. Listed at 13 retailers as of October 29, 2026, with a 96% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 815627651
Dimensions6.47 × 6.52 × 4.08 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.47 mm6.52 mm1.06 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815627651
Side View
Table 56.0%Crown 36.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.9%

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: Oct 30
Current: $7,941 AUD|Low: $3,052 AUD|High: $7,941 AUD|Avg: $4,295 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 9$3,052 AUD
Retailer 3$3,070 AUD
Retailer 8$3,173 AUD
Retailer 7$3,417 AUD
Retailer 6$3,790 AUD
Retailer 5$3,794 AUD
Retailer 2$4,220 AUD
Retailer 4$6,019 AUD
NZ Jewellers$7,941 AUD

31 data points across 9 retailers

13 retailers$3,070 AUD to $6,019 AUD

Retailer 1
-
$3,052 AUD
$2,144 USD
Price last confirmed 38 days ago
A
Retailer 2
-
$3,070 AUD
£1,698 GBP
View
Retailer 3
-
$3,417 AUD
$2,400 USD
View
Price last confirmed 24 days ago
Retailer 4
-
$3,521 AUD
$2,473 USD
View
Price last confirmed 40 days ago
Retailer 5
-
$3,575 AUD
$2,511 USD
View
Price last confirmed 32 days ago
A
Retailer 6
-
$3,790 AUD
$2,662 USD
View
A
Retailer 7
-
$3,794 AUD
$2,665 USD
View
A
Retailer 8
-
$4,220 AUD
€2,823 EUR
View
Retailer 9
-
$4,558 AUD
$3,202 USD
View
Price last confirmed 71 days ago
B+
Retailer 10
-
$6,019 AUD
£3,329 GBP
View
Retailer 11
-
$6,381 AUD
$4,482 USD
View
Price last confirmed 40 days ago
Retailer 12
-
$7,142 AUD
$5,017 USD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
c1644dd9-64ca-487e-853a-4f986082ad10 · Aug 22
$7,941 AUD
$5,578 USD
View
Price last confirmed 70 days ago
12 more retailers have this diamond
Prices start from $3,070 AUDSave up to $2,949 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
1.06ct Round
$3,070 AUD