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1.03ct F SI2 Round Natural Diamond

EX • F/SI2 • HRD 260000238979

Certificate HRD 260000238979

Diamond specifications and retailer prices

From $2,543 AUD
As of November 5, 2026
Save $4,075 AUD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,618 AUD at NZ Jewellers · As of November 5, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by HRD 260000238979. Listed at 13 retailers as of November 5, 2026, with prices from $2,543 to $6,618, a $4,075 spread on the same certified stone. NZ Jewellers lists it at $6,618. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41°
OriginNatural
Grading LabHRD
CertificateHRD 260000238979
Dimensions6.43 × 6.46 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.43 mm6.46 mm1.03 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000238979
Side View
Table 59.0%Crown 36.6°Girdle: MED-MEDPavilion 41°Culet: NoneDepth 62.0%

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: $6,618 AUD|Low: $2,182 AUD|High: $7,108 AUD|Avg: $3,551 AUD|-6.9%
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
November 5, 2026
Retailer 6$2,183 AUD
Retailer 8$2,543 AUD
Retailer 9$2,888 AUD
Retailer 5$2,921 AUD
Retailer 13$2,922 AUD
Retailer 14$3,165 AUD
Retailer 3$3,257 AUD
Retailer 11$3,311 AUD
Retailer 2$3,599 AUD
Retailer 12$3,653 AUD
Retailer 7$3,687 AUD
Retailer 4$4,114 AUD
Retailer 10$5,529 AUD
NZ Jewellers$6,618 AUD

34 data points across 14 retailers

13 retailers$2,543 AUD to $6,618 AUD

Retailer 1
-
$2,183 AUD
Price last confirmed 17 days ago
A
Retailer 2
-
$2,543 AUD
View
A
Retailer 3
-
$2,888 AUD
View
A
Retailer 4
-
$2,922 AUD
View
Final sale: no returns
A
Retailer 5
-
$3,165 AUD
View
A
Retailer 6
-
$3,257 AUD
View
A
Retailer 7
-
$3,311 AUD
View
A
Retailer 8
-
$3,599 AUD
View
B+
Retailer 9
-
$3,653 AUD
View
B+
Retailer 10
-
$3,687 AUD
View
Retailer 11
-
$4,114 AUD
View
Price last confirmed 16 days ago
B
Retailer 12
-
$5,529 AUD
View
Most Expensive
B
NZ Jewellers
7c614c27-854f-48ad-b378-bdf17a33248f · Nov 5
$6,618 AUD
$4,547 USD
View
12 more retailers have this diamond
Prices start from $2,543 AUDSave up to $4,075 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
$2,543 AUD