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Heart|Natural|IGI

1.00ct J VS1 Heart Natural Diamond

GD • J/VS1 • IGI 811689390

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI 811689390

Diamond specifications and retailer prices

From $1,972 AUD
As of November 6, 2026
Save $3,238 AUD (62%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,210 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 J colour (near-colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI 811689390. Listed at 15 retailers as of November 5, 2026, with prices from $1,972 to $5,210, a $3,238 spread on the same certified stone. NZ Jewellers lists it at $5,210. 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
J
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle32.8°
OriginNatural
Grading LabIGI
CertificateIGI 811689390
Dimensions5.87 × 6.05 × 3.86 mm
L/W Ratio1.03
Girdle conditionFaceted
Top View
5.87 mm6.05 mm1.00 ctJ / VS1
OriginNatural
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 811689390
Side View
Table 60.0%Crown 35.9°Girdle: THK-ETKPavilion 32.8°Culet: NoneDepth 63.8%

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: $5,210 AUD|Low: $1,972 AUD|High: $5,210 AUD|Avg: $2,836 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
Retailer 14
Retailer 15
November 7, 2026
Retailer 15$1,972 AUD
Retailer 13$1,979 AUD
Retailer 8$2,030 AUD
Retailer 3$2,137 AUD
Retailer 5$2,137 AUD
Retailer 7$2,144 AUD
Retailer 4$2,235 AUD
Retailer 12$2,278 AUD
Retailer 14$2,333 AUD
Retailer 2$2,391 AUD
Retailer 11$2,465 AUD
Retailer 10$2,607 AUD
Retailer 9$2,957 AUD
Retailer 6$3,762 AUD
NZ Jewellers$5,210 AUD

42 data points across 15 retailers

15 retailers$1,972 AUD to $5,210 AUD

B+
Cheapest Retailer
-
$1,972 AUD
Final sale: no returns
B+
Retailer 2
-
$1,979 AUD
View
A
Retailer 3
-
$2,030 AUD
View
B+
Retailer 4
-
$2,137 AUD
View
Retailer 5
-
$2,137 AUD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$2,144 AUD
View
B+
Retailer 7
-
$2,235 AUD
View
B+
Retailer 8
-
$2,278 AUD
View
B+
Retailer 9
-
$2,333 AUD
View
B+
Retailer 10
-
$2,391 AUD
View
B+
Retailer 11
-
$2,465 AUD
View
B+
Retailer 12
-
$2,607 AUD
View
B+
Retailer 13
-
$2,957 AUD
View
Retailer 14
-
$3,762 AUD
View
Price last confirmed 9 days ago
Most Expensive
C
NZ Jewellers
3f3a0364-7cc6-4e1d-a7f0-77af122d8d8b · Nov 5
$5,210 AUD
$3,580 USD
View
14 more retailers have this diamond
Prices start from $1,972 AUDSave up to $3,238 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
$1,972 AUD