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Heart|Natural|IGI

0.91ct F SI2 Heart Natural Diamond

VG • F/SI2 • IGI 720508493

Shape and cutting style on the report: Heart brilliant

Certificate IGI 720508493

Diamond specifications and retailer prices

From $1,167 AUD
$818 USD
As of November 2, 2026
Save $2,804 AUD (71%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,971 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.91ct natural heart diamond

This 0.91ct natural heart sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 720508493. Listed at 11 retailers as of October 30, 2026, with prices from $1,167 to $3,971, a $2,804 spread on the same certified stone. NZ Jewellers lists it at $3,971. 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

0.91
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle37.7°
OriginNatural
Grading LabIGI
CertificateIGI 720508493
Dimensions6.15 × 6.70 × 3.86 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Top View
6.15 mm6.70 mm0.91 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 720508493
Side View
Table 57.0%Crown 40.1°Girdle: STK-VTKPavilion 37.7°Culet: NoneDepth 57.6%

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 2
Current: $3,971 AUD|Low: $1,070 AUD|High: $3,971 AUD|Avg: $1,858 AUD
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 2, 2026
Retailer 9$1,167 AUD
Retailer 10$1,266 AUD
Retailer 13$1,266 AUD
Retailer 11$1,281 AUD
Retailer 12$1,314 AUD
Retailer 4$1,443 AUD
Retailer 3$1,461 AUD
Retailer 8$1,479 AUD
Retailer 7$1,784 AUD
Retailer 5$1,881 AUD
Retailer 2$2,320 AUD
Retailer 6$3,276 AUD
NZ Jewellers$3,971 AUD

38 data points across 13 retailers

11 retailers$1,167 AUD to $3,971 AUD

A
Cheapest Retailer
-
$1,167 AUD
$818 USD
Final sale: no returns
A
Retailer 2
-
$1,266 AUD
$887 USD
View
A
Retailer 3
-
$1,266 AUD
$887 USD
View
A
Retailer 4
-
$1,281 AUD
$898 USD
View
A
Retailer 5
-
$1,314 AUD
$921 USD
View
B+
Retailer 6
-
$1,461 AUD
$1,024 USD
View
A
Retailer 7
-
$1,479 AUD
£816 GBP
View
B+
Retailer 8
-
$1,784 AUD
€1,191 EUR
View
B+
Retailer 9
-
$2,320 AUD
£1,280 GBP
View
B
Retailer 10
-
$3,276 AUD
£1,808 GBP
View
Most Expensive
B
NZ Jewellers
e753f8af-beb1-4cd3-800e-df78791957e5 · Oct 30
$3,971 AUD
$2,783 USD
View
10 more retailers have this diamond
Prices start from $1,167 AUDSave up to $2,804 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
0.91ct Heart
$1,167 AUD