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Heart|Natural|GIA

1.03ct H SI2 Heart Natural Diamond

ID • H/SI2 • GIA 6535764297

Certificate GIA 6535764297

Diamond specifications and retailer prices

From $2,518 AUD
As of November 2, 2026
Save $3,697 AUD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,215 AUD at NZ Jewellers · As of November 3, 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 H 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 GIA 6535764297. Listed at 7 retailers as of November 2, 2026, with prices from $2,518 to $6,215, a $3,697 spread on the same certified stone. NZ Jewellers lists it at $6,215. 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
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.92°
Pavilion angle41.48°
OriginNatural
Grading LabGIA
CertificateGIA 6535764297
Dimensions6.27 × 6.94 × 4.22 mm
L/W Ratio1.11
Top View
6.27 mm6.94 mm1.03 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6535764297
Side View
Table 59.0%Crown 36.92°Girdle: MED-VTKPavilion 41.48°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $6,215 AUD|Low: $2,518 AUD|High: $6,344 AUD|Avg: $3,415 AUD|-2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$2,518 AUD
Retailer 5$2,548 AUD
Retailer 7$2,570 AUD
Retailer 4$2,666 AUD
Retailer 6$2,735 AUD
Retailer 8$3,088 AUD
Retailer 10$3,369 AUD
Retailer 9$3,448 AUD
Retailer 3$4,464 AUD
NZ Jewellers$6,215 AUD

31 data points across 10 retailers

7 retailers$2,518 AUD to $6,215 AUD

A
Cheapest Retailer
-
$2,518 AUD
A
Retailer 2
-
$2,548 AUD
View
A
Retailer 3
-
$2,570 AUD
View
A
Retailer 4
-
$2,666 AUD
View
B+
Retailer 5
-
$2,735 AUD
View
B
Retailer 6
-
$4,464 AUD
View
Most Expensive
B
NZ Jewellers
df274c34-c5d0-4b2e-a282-ae325d9607dc · Nov 3
$6,215 AUD
$4,270 USD
View
6 more retailers have this diamond
Prices start from $2,518 AUDSave up to $3,697 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
$2,518 AUD