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Round|Natural|GIA

1.03ct H IF Round Natural Diamond

EX • H/IF • GIA 6425798055

Certificate GIA 6425798055

Diamond specifications and retailer prices

From $8,154 AUD
As of November 5, 2026
Save $6,607 AUD (45%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $20,255 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

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 GIA 6425798055. Listed at 23 retailers as of November 4, 2026, with a 81% 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

1.03
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6425798055
Dimensions6.49 × 6.46 × 4.02 mm
L/W Ratio1.00
Top View
6.49 mm6.46 mm1.03 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6425798055
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $9,477 AUD|Low: $8,154 AUD|High: $14,981 AUD|Avg: $10,282 AUD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3$8,154 AUD
Retailer 6$8,642 AUD
Retailer 8$9,274 AUD
Retailer 9$9,274 AUD
Retailer 1$9,477 AUD
Retailer 7$9,751 AUD
Retailer 4$10,907 AUD
Retailer 2$12,259 AUD
Retailer 5$14,761 AUD

36 data points across 9 retailers

23 retailers$8,154 AUD to $14,761 AUD

B+
Cheapest Retailer
-
$8,154 AUD
B+
Retailer 2
-
$8,501 AUD
View
B+
Retailer 3
-
$8,642 AUD
View
B+
Retailer 4
-
$8,762 AUD
View
B
Retailer 5
-
$9,274 AUD
View
Final sale: no returns
Retailer 6
-
$9,274 AUD
View
Price last confirmed 8 days ago
B
Retailer 7
-
$9,290 AUD
View
B
Retailer 8
-
$9,300 AUD
View
B+
Retailer 9
-
$9,477 AUD
View
Retailer 10
-
$9,751 AUD
View
Price last confirmed 15 days ago
Retailer 11
-
$10,047 AUD
View
Price last confirmed 39 days ago
Retailer 12
-
$10,047 AUD
View
Price last confirmed 36 days ago
Retailer 13
-
$10,202 AUD
View
Price last confirmed 38 days ago
B
Retailer 14
-
$10,279 AUD
View
B
Retailer 15
-
$10,862 AUD
View
B
Retailer 16
-
$10,907 AUD
View
Retailer 17
-
$11,594 AUD
View
Price last confirmed 38 days ago
B
Retailer 18
-
$11,594 AUD
View
B
Retailer 19
-
$12,259 AUD
View
B
Retailer 20
-
$14,761 AUD
View
Retailer 21
-
$16,805 AUD
View
Price under review
Retailer 22
-
$16,805 AUD
View
Price under review
Most Expensive
Diamond Quarter
1.03IFH64556BEAN · Nov 5
$20,255 AUD
£11,165 GBP
View
Price under review
22 more retailers have this diamond
Prices start from $8,154 AUDSave up to $6,607 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.

B+
1.03ct Round
$8,154 AUD