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Heart|Natural|IGI

1.00ct H I1 Heart Natural Diamond

VG • H/I1 • IGI 700529096

Shape and cutting style on the report: Heart brilliant

Certificate IGI 700529096

Diamond specifications and retailer prices

From $1,510 AUD
$1,061 USD
As of November 1, 2026
Save $2,338 AUD (61%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,848 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded H colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 700529096. Listed at 7 retailers as of October 30, 2026, with prices from $1,510 to $3,848, a $2,338 spread on the same certified stone. NZ Jewellers lists it at $3,848. 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
H
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle40°
OriginNatural
Grading LabIGI
CertificateIGI 700529096
Dimensions5.55 × 6.83 × 4.27 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizePointed
Top View
5.55 mm6.83 mm1.00 ctH / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 700529096
Side View
Table 56.0%Crown 36°Girdle: ThickPavilion 40°Culet: NoneDepth 62.5%

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 1
Current: $1,636 AUD|Low: $1,108 AUD|High: $2,220 AUD|Avg: $1,548 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
September 26, 2026
Retailer 5$1,108 AUD
Retailer 2$1,510 AUD
Retailer 1$1,636 AUD
Retailer 3$1,877 AUD
Retailer 4$2,002 AUD

37 data points across 5 retailers

7 retailers$1,510 AUD to $3,848 AUD

B+
Cheapest Retailer
-
$1,510 AUD
$1,061 USD
B+
Retailer 2
-
$1,577 AUD
$1,108 USD
View
B+
Retailer 3
-
$1,577 AUD
$1,108 USD
View
B+
Retailer 4
-
$1,636 AUD
$1,149 USD
View
B+
Retailer 5
-
$1,639 AUD
$1,151 USD
View
B+
Retailer 6
-
$1,821 AUD
$1,279 USD
View
Most Expensive
C
NZ Jewellers
9677836d-9aad-47ba-94b2-f783717053a1 · Oct 30
$3,848 AUD
$2,703 USD
View
6 more retailers have this diamond
Prices start from $1,510 AUDSave up to $2,338 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
$1,510 AUD