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Heart|Natural|GIA

1.02ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 5393660790

Certificate GIA 5393660790

Diamond specifications and retailer prices

From $2,320 AUD
As of November 6, 2026
Save $4,424 AUD (66%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,744 AUD at NZ Jewellers · As of November 5, 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 J 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 5393660790. Listed at 16 retailers as of November 5, 2026, with prices from $2,320 to $6,744, a $4,424 spread on the same certified stone. NZ Jewellers lists it at $6,744. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5393660790
Dimensions5.70 × 6.91 × 4.02 mm
L/W Ratio1.21
Top View
5.70 mm6.91 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5393660790
Side View
Table 62.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 58.2%

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 6
Current: $2,320 AUD|Low: $2,237 AUD|High: $5,718 AUD|Avg: $3,274 AUD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1$2,320 AUD
Retailer 4$2,346 AUD
Retailer 7$2,914 AUD
Retailer 5$2,921 AUD
Retailer 6$2,976 AUD
Retailer 9$3,225 AUD
Retailer 8$3,375 AUD
Retailer 2$3,505 AUD
Retailer 3$5,635 AUD

44 data points across 9 retailers

16 retailers$2,320 AUD to $6,744 AUD

A
Cheapest Retailer
-
$2,320 AUD
B+
Retailer 2
-
$2,346 AUD
View
B+
Retailer 3
-
$2,829 AUD
View
B
Retailer 4
-
$2,914 AUD
View
B+
Retailer 5
-
$2,921 AUD
View
B
Retailer 6
-
$2,976 AUD
View
Final sale: no returns
Retailer 7
-
$3,225 AUD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$3,225 AUD
View
B
Retailer 9
-
$3,272 AUD
View
B
Retailer 10
-
$3,375 AUD
View
B
Retailer 11
-
$3,427 AUD
View
B
Retailer 12
-
$3,505 AUD
View
B
Retailer 13
-
$3,721 AUD
View
B
Retailer 14
-
$5,011 AUD
View
B
Retailer 15
-
$5,635 AUD
View
Most Expensive
C
NZ Jewellers
0cb1c283-66c8-4a2d-9eba-51ca857898fa · Nov 5
$6,744 AUD
$4,634 USD
View
15 more retailers have this diamond
Prices start from $2,320 AUDSave up to $4,424 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
$2,320 AUD