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Heart|Natural|HRD

1.03ct G SI2 Heart Natural Diamond

EX • G/SI2 • HRD 250000007541

Certificate HRD 250000007541

Diamond specifications and retailer prices

From $1,694 AUD
As of November 6, 2026
Save $2,786 AUD (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,480 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 250000007541. Listed at 7 retailers as of November 5, 2026, with prices from $1,694 to $4,480, a $2,786 spread on the same certified stone. NZ Jewellers lists it at $4,480. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.78°
Pavilion angle43.53°
OriginNatural
Grading LabHRD
CertificateHRD 250000007541
Dimensions6.05 × 6.90 × 4.21 mm
L/W Ratio1.14
Star length48%
Culet sizeNone
Top View
6.05 mm6.90 mm1.03 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 250000007541
Side View
Table 58.0%Crown 36.78°Girdle: MediumPavilion 43.53°Culet: NoneDepth 61.0%

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 6
Current: $4,480 AUD|Low: $1,448 AUD|High: $4,480 AUD|Avg: $2,323 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 9$1,448 AUD
Retailer 3$1,694 AUD
Retailer 5$1,837 AUD
Retailer 4$1,907 AUD
Retailer 6$1,940 AUD
Retailer 7$2,032 AUD
Retailer 8$2,119 AUD
Retailer 2$3,355 AUD
NZ Jewellers$4,480 AUD

10 data points across 9 retailers

7 retailers$1,694 AUD to $4,480 AUD

A
Cheapest Retailer
-
$1,694 AUD
Final sale: no returns
A
Retailer 2
-
$1,837 AUD
View
A
Retailer 3
-
$1,907 AUD
View
A
Retailer 4
-
$2,032 AUD
View
A
Retailer 5
-
$2,119 AUD
View
B+
Retailer 6
-
$3,355 AUD
View
Most Expensive
B
NZ Jewellers
394084fd-051b-459e-89fc-6c5fc42156b1 · Nov 5
$4,480 AUD
$3,078 USD
View
6 more retailers have this diamond
Prices start from $1,694 AUDSave up to $2,786 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 Heart
$1,694 AUD