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Heart|Natural|IGI

1.00ct G IF Heart Natural Diamond

VG • G/IF • IGI 737518321

Shape and cutting style on the report: Heart brilliant

Certificate IGI 737518321

Diamond specifications and retailer prices

From $3,476 SGD
As of November 1, 2026
Save $3,790 SGD (52%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $7,265 SGD 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 G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 737518321. Listed at 4 retailers as of November 1, 2026, with prices from $3,476 to $7,265, a $3,790 spread on the same certified stone. NZ Jewellers lists it at $7,265. 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
G
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.8°
Pavilion angle39.3°
OriginNatural
Grading LabIGI
CertificateIGI 737518321
Dimensions6.94 × 6.21 × 4.11 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Top View
6.94 mm6.21 mm1.00 ctG / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 737518321
Side View
Table 59.0%Crown 32.8°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 59.2%

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 1
Current: $7,265 SGD|Low: $3,476 SGD|High: $7,295 SGD|Avg: $4,842 SGD|-0.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3$3,476 SGD
Retailer 4$3,609 SGD
Retailer 5$3,677 SGD
Retailer 6$4,588 SGD
Retailer 2$6,089 SGD
NZ Jewellers$7,265 SGD

14 data points across 6 retailers

4 retailers$3,476 SGD to $7,265 SGD

A
Cheapest Retailer
-
$3,476 SGD
A
Retailer 2
-
$3,609 SGD
View
B+
Retailer 3
-
$6,089 SGD
View
Most Expensive
B
NZ Jewellers
f1273ac8-beba-43a3-a604-9d79270c0181 · Nov 3
$7,265 SGD
$5,669 USD
View
3 more retailers have this diamond
Prices start from $3,476 SGDSave up to $3,790 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
1.00ct Heart
$3,476 SGD