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Heart|Natural|GIA

0.73ct E SI1 Heart Natural Diamond

E/SI1 • GIA 1558686920

Certificate GIA 1558686920

Diamond specifications and retailer prices

From $1,001 SGD
As of November 4, 2026
Save $2,398 SGD (71%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,399 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.73ct natural heart diamond

This 0.73ct natural heart sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included) and certified by GIA 1558686920. Listed at 3 retailers as of November 4, 2026, with prices from $1,001 to $3,399, a $2,398 spread on the same certified stone. NZ Jewellers lists it at $3,399. 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

0.73
Carat
E
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1558686920
Dimensions5.36 × 6.17 × 3.72 mm
L/W Ratio1.15
Key to symbols
Cloud, Crystal, Twinning Wisp
Top View
5.36 mm6.17 mm0.73 ctE / SI1
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1558686920
Side View
Table 56.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,399 SGD|Low: $869 SGD|High: $3,861 SGD|Avg: $2,030 SGD|-12.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 4, 2026
Retailer 3$1,001 SGD
Retailer 4$1,623 SGD
Retailer 5$1,746 SGD
Retailer 2$1,981 SGD
NZ Jewellers$3,399 SGD

21 data points across 5 retailers

3 retailers$1,001 SGD to $3,399 SGD

B+
Cheapest Retailer
-
$1,001 SGD
Final sale: no returns
B
Retailer 2
-
$1,981 SGD
View
Most Expensive
C
NZ Jewellers
978c5166-6141-4e34-b594-fbae4ac6cfd9 · Nov 5
$3,399 SGD
$2,652 USD
View
2 more retailers have this diamond
Prices start from $1,001 SGDSave up to $2,398 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.

B+
0.73ct Heart
$1,001 SGD