Heart|Natural|IGI

1.03ct I VS1 Heart Natural Diamond

VG • I/VS1 • IGI 789604444

Shape and cutting style on the report: Heart brilliant

Certificate IGI 789604444

Diamond specifications and retailer prices

From $1,527 USD
As of November 4, 2026
Save $2,657 USD (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,184 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 789604444. Listed at 11 retailers as of November 4, 2026, with prices from $1,527 to $4,184, a $2,657 spread on the same certified stone. NZ Jewellers lists it at $4,184. 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

1.03
Carat
I
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 789604444
Dimensions5.71 × 6.87 × 4.37 mm
L/W Ratio1.20
Girdle conditionFaceted
Top View
5.71 mm6.87 mm1.03 ctI / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 789604444
Side View
Table 60.0%Crown 39.3°Girdle: Slightly ThickPavilion 40.9°Culet: NoneDepth 63.6%

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 4
Current: $4,184 USD|Low: $1,519 USD|High: $4,184 USD|Avg: $2,095 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 6$1,527 USD
Retailer 9$1,583 USD
Retailer 2$1,629 USD
Retailer 4$1,708 USD
Retailer 7$1,835 USD
Retailer 3$2,093 USD
Retailer 8$2,651 USD
Retailer 5$2,997 USD
NZ Jewellers$4,184 USD

29 data points across 9 retailers

11 retailers$1,527 USD to $4,184 USD

A
Cheapest Retailer
-
$1,527 USD
A
Retailer 2
-
$1,583 USD
View
Final sale: no returns
A
Retailer 3
-
$1,629 USD
View
A
Retailer 4
-
$1,708 USD
View
A
Retailer 5
-
$1,835 USD
View
A
Retailer 6
-
$1,849 USD
View
A
Retailer 7
-
$1,920 USD
View
A
Retailer 8
-
$2,093 USD
View
B+
Retailer 9
-
$2,651 USD
View
B
Retailer 10
-
$2,997 USD
View
Most Expensive
B
NZ Jewellers
936a8f12-d12b-45fb-ad13-20a54c52905a · Nov 5
$4,184 USD
View
10 more retailers have this diamond
Prices start from $1,527 USDSave up to $2,657 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
1.03ct Heart
$1,527 USD