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Round|Natural|IGI

1.03ct H IF Round Natural Diamond

EX • H/IF • IGI 828654430

Shape and cutting style on the report: Round brilliant

Certificate IGI 828654430

Diamond specifications and retailer prices

From $4,335 AUD
As of November 4, 2026
Save $4,101 AUD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,436 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct natural round diamond

This 1.03ct 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 828654430. Listed at 11 retailers as of November 4, 2026, with prices from $4,335 to $8,436, a $4,101 spread on the same certified stone. MOH London lists it at $8,436. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 828654430
Dimensions6.40 × 6.44 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.40 mm6.44 mm1.03 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828654430
Side View
Table 58.0%Crown 36.2°Girdle: MED-STKPavilion 40.8°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 4
Current: $8,436 AUD|Low: $4,335 AUD|High: $8,695 AUD|Avg: $5,591 AUD|-3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 10$4,335 AUD
Retailer 7$4,378 AUD
Retailer 2$4,495 AUD
Retailer 11$4,741 AUD
Retailer 3$4,743 AUD
Retailer 8$4,868 AUD
Retailer 6$5,501 AUD
Retailer 4$5,551 AUD
Retailer 5$6,174 AUD
Retailer 9$7,448 AUD
MOH London$8,436 AUD

21 data points across 11 retailers

11 retailers$4,335 AUD to $8,436 AUD

A
Cheapest Retailer
-
$4,335 AUD
A
Retailer 2
-
$4,378 AUD
View
A
Retailer 3
-
$4,495 AUD
View
A
Retailer 4
-
$4,741 AUD
View
A
Retailer 5
-
$4,743 AUD
View
A
Retailer 6
-
$4,868 AUD
View
A
Retailer 7
-
$5,501 AUD
View
A
Retailer 8
-
$5,551 AUD
View
B+
Retailer 9
-
$6,174 AUD
View
B+
Retailer 10
-
$7,448 AUD
View
Most Expensive
B+
MOH London
9F44103C7 · Nov 4
$8,436 AUD
£4,650 GBP
View
10 more retailers have this diamond
Prices start from $4,335 AUDSave up to $4,101 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
1.03ct Round
$4,335 AUD