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Round|Natural|GIA

1.03ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 3555313511

Certificate GIA 3555313511

Diamond specifications and retailer prices

From $4,924 AUD
$3,451 USD
As of November 1, 2026
Save $4,826 AUD (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $9,750 AUD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3555313511. Listed at 14 retailers as of November 1, 2026, with prices from $4,924 to $9,750, a $4,826 spread on the same certified stone. NZ Jewellers lists it at $9,750. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 3555313511
Dimensions6.44 × 6.48 × 4.05 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.44 mm6.48 mm1.03 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555313511
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.6%

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 1
Current: $5,384 AUD|Low: $4,734 AUD|High: $9,472 AUD|Avg: $6,075 AUD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 10$4,924 AUD
Retailer 2$5,078 AUD
Retailer 7$5,164 AUD
Retailer 9$5,344 AUD
Retailer 1$5,384 AUD
Retailer 8$6,000 AUD
Retailer 4$6,306 AUD
Retailer 6$6,406 AUD
Retailer 5$6,879 AUD
Retailer 3$9,360 AUD

44 data points across 10 retailers

14 retailers$4,924 AUD to $9,750 AUD

B+
Cheapest Retailer
-
$4,924 AUD
$3,451 USD
B+
Retailer 2
-
$5,078 AUD
$3,559 USD
View
B+
Retailer 3
-
$5,164 AUD
$3,619 USD
View
Final sale: no returns
B+
Retailer 4
-
$5,344 AUD
$3,745 USD
View
B+
Retailer 5
-
$5,384 AUD
£2,971 GBP
View
B+
Retailer 6
-
$5,596 AUD
$3,922 USD
View
B+
Retailer 7
-
$5,596 AUD
$3,922 USD
View
Retailer 8
-
$6,000 AUD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$6,306 AUD
€4,209 EUR
View
B+
Retailer 10
-
$6,406 AUD
£3,535 GBP
View
B
Retailer 11
-
$6,457 AUD
$4,525 USD
View
B
Retailer 12
-
$6,879 AUD
ZAR 77,882 ZAR
View
B
Retailer 13
-
$9,360 AUD
£5,165 GBP
View
Most Expensive
B
NZ Jewellers
d7a31d5f-94ce-4b5e-be25-37c40f38f9f7 · Nov 2
$9,750 AUD
$6,833 USD
View
13 more retailers have this diamond
Prices start from $4,924 AUDSave up to $4,826 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
$4,924 AUD