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Heart|Natural|IGI

1.04ct K SI1 Heart Natural Diamond

VG • K/SI1 • IGI 737519055

Shape and cutting style on the report: Heart brilliant

Certificate IGI 737519055

Diamond specifications and retailer prices

From $1,353 SGD
As of November 2, 2026
Save $2,034 SGD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,387 SGD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.04ct natural heart diamond

This 1.04ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 737519055. Listed at 6 retailers as of November 2, 2026, with prices from $1,353 to $3,387, a $2,034 spread on the same certified stone. NZ Jewellers lists it at $3,387. 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

1.04
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 737519055
Dimensions6.13 × 7.16 × 4.11 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Top View
6.13 mm7.16 mm1.04 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 737519055
Side View
Table 63.0%Crown 36.3°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 57.4%

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: $3,387 SGD|Low: $1,353 SGD|High: $3,422 SGD|Avg: $1,944 SGD|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2$1,353 SGD
Retailer 6$1,389 SGD
Retailer 4$1,391 SGD
Retailer 5$1,442 SGD
Retailer 7$1,772 SGD
Retailer 8$1,848 SGD
Retailer 3$2,544 SGD
NZ Jewellers$3,387 SGD

30 data points across 8 retailers

6 retailers$1,353 SGD to $3,387 SGD

A
Cheapest Retailer
-
$1,353 SGD
B+
Retailer 2
-
$1,389 SGD
View
A
Retailer 3
-
$1,391 SGD
View
B+
Retailer 4
-
$1,442 SGD
View
B
Retailer 5
-
$2,544 SGD
View
Most Expensive
B
NZ Jewellers
d8402390-e974-4dd8-8769-3656e6093a1c · Nov 3
$3,387 SGD
$2,643 USD
View
5 more retailers have this diamond
Prices start from $1,353 SGDSave up to $2,034 SGD

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
1.04ct Heart
$1,353 SGD