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Heart|Natural|HRD

1.00ct F SI2 Heart Natural Diamond

EX • F/SI2 • HRD 260000118425

Certificate HRD 260000118425

Diamond specifications and retailer prices

From $1,349 AUD
As of November 6, 2026
Save $3,072 AUD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,422 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000118425. Listed at 13 retailers as of November 5, 2026, with prices from $1,349 to $4,422, a $3,072 spread on the same certified stone. NZ Jewellers lists it at $4,422. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000118425
Dimensions6.19 × 6.87 × 4.03 mm
L/W Ratio1.11
Culet sizeNone
Top View
6.19 mm6.87 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000118425
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 58.7%

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: $4,422 AUD|Low: $1,349 AUD|High: $4,638 AUD|Avg: $2,270 AUD|-4.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 2$1,349 AUD
Retailer 3$1,736 AUD
Retailer 4$1,813 AUD
Retailer 9$1,813 AUD
Retailer 10$1,883 AUD
Retailer 13$1,974 AUD
Retailer 7$1,998 AUD
Retailer 11$2,008 AUD
Retailer 12$2,023 AUD
Retailer 8$2,091 AUD
Retailer 5$2,610 AUD
Retailer 6$3,321 AUD
NZ Jewellers$4,422 AUD

41 data points across 13 retailers

13 retailers$1,349 AUD to $4,422 AUD

A
Cheapest Retailer
-
$1,349 AUD
A
Retailer 2
-
$1,736 AUD
View
Retailer 3
-
$1,813 AUD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$1,813 AUD
View
A
Retailer 5
-
$1,883 AUD
View
A
Retailer 6
-
$1,974 AUD
View
A
Retailer 7
-
$1,998 AUD
View
A
Retailer 8
-
$2,008 AUD
View
A
Retailer 9
-
$2,023 AUD
View
A
Retailer 10
-
$2,091 AUD
View
Retailer 11
-
$2,269 AUD
View
Price last confirmed 62 days ago
B+
Retailer 12
-
$3,321 AUD
View
Most Expensive
B
NZ Jewellers
8af01a63-1ab5-45c0-8db8-d9c6ef42c479 · Nov 5
$4,422 AUD
$3,038 USD
View
12 more retailers have this diamond
Prices start from $1,349 AUDSave up to $3,072 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
1.00ct Heart
$1,349 AUD