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Heart|Natural|GIA

1.02ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 3425255703

Certificate GIA 3425255703

Diamond specifications and retailer prices

From $2,463 AUD
As of November 6, 2026
Save $4,388 AUD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,851 AUD at NZ Jewellers · As of November 7, 2026
View at NZ Jewellers

About this 1.02ct natural heart diamond

This 1.02ct 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 GIA 3425255703. Listed at 12 retailers as of November 6, 2026, with prices from $2,463 to $6,851, a $4,388 spread on the same certified stone. NZ Jewellers lists it at $6,851. 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

1.02
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3425255703
Dimensions6.54 × 6.92 × 3.78 mm
L/W Ratio1.06
Top View
6.54 mm6.92 mm1.02 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3425255703
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 54.6%

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: $6,851 AUD|Low: $2,463 AUD|High: $6,851 AUD|Avg: $3,664 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 10$2,463 AUD
Retailer 2$2,738 AUD
Retailer 7$2,809 AUD
Retailer 8$2,809 AUD
Retailer 6$2,938 AUD
Retailer 4$3,040 AUD
Retailer 9$3,241 AUD
Retailer 5$3,812 AUD
Retailer 3$4,893 AUD
NZ Jewellers$6,851 AUD

44 data points across 10 retailers

12 retailers$2,463 AUD to $6,851 AUD

A
Cheapest Retailer
-
$2,463 AUD
A
Retailer 2
-
$2,537 AUD
View
A
Retailer 3
-
$2,738 AUD
View
B+
Retailer 4
-
$2,809 AUD
View
B+
Retailer 5
-
$2,809 AUD
View
B+
Retailer 6
-
$2,938 AUD
View
B+
Retailer 7
-
$3,008 AUD
View
B+
Retailer 8
-
$3,040 AUD
View
B+
Retailer 9
-
$3,241 AUD
View
B+
Retailer 10
-
$3,812 AUD
View
B
Retailer 11
-
$4,893 AUD
View
Most Expensive
B
NZ Jewellers
b91cba45-d17f-4a18-b375-324d3c8f95fa · Nov 7
$6,851 AUD
$4,707 USD
View
11 more retailers have this diamond
Prices start from $2,463 AUDSave up to $4,388 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
1.02ct Heart
$2,463 AUD