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Round|Natural|IGI

1.05ct H IF Round Natural Diamond

EX • H/IF • IGI 828653329

Shape and cutting style on the report: Round brilliant

Certificate IGI 828653329

Diamond specifications and retailer prices

From $3,771 AUD
As of November 5, 2026
Save $5,005 AUD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,777 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 828653329. Listed at 18 retailers as of November 5, 2026, with prices from $3,771 to $8,777, a $5,005 spread on the same certified stone. NZ Jewellers lists it at $8,777. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 828653329
Dimensions6.45 × 6.48 × 4.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.45 mm6.48 mm1.05 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828653329
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.6%

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 5
Current: $8,777 AUD|Low: $3,771 AUD|High: $8,917 AUD|Avg: $5,584 AUD|-1.6%
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
Retailer 18
Retailer 19
November 6, 2026
Retailer 16$3,771 AUD
Retailer 5$4,471 AUD
Retailer 12$4,484 AUD
Retailer 3$4,625 AUD
Retailer 10$4,648 AUD
Retailer 18$4,850 AUD
Retailer 4$5,037 AUD
Retailer 9$5,037 AUD
Retailer 7$5,231 AUD
Retailer 8$5,244 AUD
Retailer 2$5,275 AUD
Retailer 15$5,504 AUD
Retailer 19$5,813 AUD
Retailer 13$5,833 AUD
Retailer 11$5,931 AUD
Retailer 14$6,148 AUD
Retailer 6$6,465 AUD
Retailer 17$8,401 AUD
NZ Jewellers$8,777 AUD

21 data points across 19 retailers

18 retailers$3,771 AUD to $8,777 AUD

A
Cheapest Retailer
-
$3,771 AUD
A
Retailer 2
-
$4,471 AUD
View
A
Retailer 3
-
$4,484 AUD
View
A
Retailer 4
-
$4,625 AUD
View
A
Retailer 5
-
$4,648 AUD
View
Final sale: no returns
A
Retailer 6
-
$4,850 AUD
View
Retailer 7
-
$5,037 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$5,037 AUD
View
A
Retailer 9
-
$5,231 AUD
View
A
Retailer 10
-
$5,244 AUD
View
A
Retailer 11
-
$5,275 AUD
View
A
Retailer 12
-
$5,504 AUD
View
A
Retailer 13
-
$5,813 AUD
View
A
Retailer 14
-
$5,833 AUD
View
B+
Retailer 15
-
$6,148 AUD
View
B+
Retailer 16
-
$6,465 AUD
View
B+
Retailer 17
-
$8,401 AUD
View
Most Expensive
B
NZ Jewellers
88cec751-9ac6-472a-bc66-d59c30f0368e · Nov 5
$8,777 AUD
$6,144 USD
View
17 more retailers have this diamond
Prices start from $3,771 AUDSave up to $5,005 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
1.05ct Round
$3,771 AUD