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Heart|Natural|GIA

1.00ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 1465016589

Certificate GIA 1465016589

Diamond specifications and retailer prices

From $2,276 AUD
As of November 6, 2026
Save $4,346 AUD (66%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,622 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct 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 1465016589. Listed at 17 retailers as of November 5, 2026, with prices from $2,276 to $6,622, a $4,346 spread on the same certified stone. NZ Jewellers lists it at $6,622. 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

1.00
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1465016589
Dimensions6.03 × 6.81 × 4.13 mm
L/W Ratio1.13
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Cloud, Feather, Needle, Natural
Top View
6.03 mm6.81 mm1.00 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1465016589
Side View
Table 61.0%CrownGirdlePavilionCulet: NoneDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,276 AUD|Low: $2,276 AUD|High: $5,616 AUD|Avg: $3,289 AUD|-3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1$2,276 AUD
Retailer 6$2,310 AUD
Retailer 9$2,861 AUD
Retailer 8$2,924 AUD
Retailer 7$3,000 AUD
Retailer 2$3,157 AUD
Retailer 3$3,214 AUD
Retailer 4$3,442 AUD
Retailer 5$5,535 AUD

30 data points across 9 retailers

17 retailers$2,276 AUD to $6,622 AUD

B+
Cheapest Retailer
-
$2,276 AUD
B+
Retailer 2
-
$2,310 AUD
View
B
Retailer 3
-
$2,778 AUD
View
B
Retailer 4
-
$2,861 AUD
View
B
Retailer 5
-
$2,924 AUD
View
Final sale: no returns
B
Retailer 6
-
$3,000 AUD
View
B+
Retailer 7
-
$3,157 AUD
View
Retailer 8
-
$3,168 AUD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$3,168 AUD
View
B
Retailer 10
-
$3,214 AUD
View
B
Retailer 11
-
$3,314 AUD
View
B
Retailer 12
-
$3,369 AUD
View
B
Retailer 13
-
$3,442 AUD
View
B
Retailer 14
-
$3,655 AUD
View
B
Retailer 15
-
$4,912 AUD
View
B
Retailer 16
-
$5,535 AUD
View
Most Expensive
C
NZ Jewellers
37a597e9-2891-4aa5-9629-d0b6966984f1 · Nov 5
$6,622 AUD
$4,550 USD
View
16 more retailers have this diamond
Prices start from $2,276 AUDSave up to $4,346 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.

B+
1.00ct Heart
$2,276 AUD