CaratHunter
Plans
Heart|Natural|HRD

1.00ct L SI1 Heart Natural Diamond

L/SI1 • HRD 260000215957

Certificate HRD 260000215957

Diamond specifications and retailer prices

From $1,450 AUD
As of November 5, 2026
Save $3,099 AUD (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,548 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 L colour (faint-tinted) and SI1 clarity (slightly-included) and certified by HRD 260000215957. Listed at 6 retailers as of November 5, 2026, with prices from $1,450 to $4,548, a $3,099 spread on the same certified stone. NZ Jewellers lists it at $4,548. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
L
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000215957
Dimensions6.79 × 6.30 × 3.91 mm
L/W Ratio1.08
Girdle conditionFaceted
Top View
6.79 mm6.30 mm1.00 ctL / SI1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000215957
Side View
Table 55.0%CrownGirdle: MediumPavilionCuletDepth 57.6%

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 5
Current: $4,548 AUD|Low: $1,450 AUD|High: $4,548 AUD|Avg: $2,134 AUD|+17.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$1,450 AUD
Retailer 5$1,450 AUD
Retailer 6$1,506 AUD
Retailer 4$1,674 AUD
Retailer 2$2,026 AUD
NZ Jewellers$4,548 AUD

24 data points across 6 retailers

6 retailers$1,450 AUD to $4,548 AUD

B+
Cheapest Retailer
-
$1,450 AUD
Retailer 2
-
$1,450 AUD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$1,506 AUD
View
B+
Retailer 4
-
$1,674 AUD
View
B
Retailer 5
-
$2,026 AUD
View
Most Expensive
C
NZ Jewellers
9ec389fb-9528-4b54-9e43-4f5c66fe6a7d · Nov 5
$4,548 AUD
$3,125 USD
View
5 more retailers have this diamond
Prices start from $1,450 AUDSave up to $3,099 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
$1,450 AUD