Heart|Natural|IGI

1.00ct H SI2 Heart Natural Diamond

VG • H/SI2 • IGI 743558987

Shape and cutting style on the report: Heart brilliant

Certificate IGI 743558987

Diamond specifications and retailer prices

From $782 USD
As of November 2, 2026
Save $2,320 USD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,102 USD at NZ Jewellers · As of November 3, 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743558987. Listed at 16 retailers as of November 2, 2026, with prices from $782 to $3,102, a $2,320 spread on the same certified stone. NZ Jewellers lists it at $3,102. 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
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.9°
Pavilion angle39.7°
OriginNatural
Grading LabIGI
CertificateIGI 743558987
Dimensions5.87 × 6.42 × 4.07 mm
L/W Ratio1.09
Girdle conditionFaceted
Top View
5.87 mm6.42 mm1.00 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743558987
Side View
Table 71.0%Crown 47.9°Girdle: STK-VTKPavilion 39.7°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,102 USD|Low: $760 USD|High: $3,102 USD|Avg: $1,202 USD
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
Retailer 14
Retailer 15
November 4, 2026
Retailer 9$782 USD
Retailer 12$881 USD
Retailer 7$913 USD
Retailer 6$976 USD
Retailer 8$976 USD
Retailer 3$989 USD
Retailer 5$989 USD
Retailer 11$990 USD
Retailer 4$1,027 USD
Retailer 15$1,090 USD
Retailer 14$1,105 USD
Retailer 13$1,141 USD
Retailer 10$1,352 USD
Retailer 2$1,809 USD
NZ Jewellers$3,102 USD

28 data points across 15 retailers

16 retailers$782 USD to $3,102 USD

A
Cheapest Retailer
-
$782 USD
A
Retailer 2
-
$881 USD
View
B+
Retailer 3
-
$913 USD
View
Final sale: no returns
A
Retailer 4
-
$976 USD
View
A
Retailer 5
-
$976 USD
View
A
Retailer 6
-
$989 USD
View
Retailer 7
-
$989 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$990 USD
View
B+
Retailer 9
-
$1,027 USD
View
A
Retailer 10
-
$1,090 USD
View
A
Retailer 11
-
$1,105 USD
View
B+
Retailer 12
-
$1,122 USD
View
A
Retailer 13
-
$1,141 USD
View
B+
Retailer 14
-
$1,352 USD
View
B+
Retailer 15
-
$1,809 USD
View
Most Expensive
C
NZ Jewellers
617ec689-e23f-4b00-80a8-6c17a3376856 · Nov 3
$3,102 USD
View
15 more retailers have this diamond
Prices start from $782 USDSave up to $2,320 USD

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
$782 USD