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Heart|Natural|IGI

1.58ct G SI1 Heart Natural Diamond

VG • G/SI1 • IGI 813629879

Shape and cutting style on the report: Heart brilliant

Certificate IGI 813629879

Diamond specifications and retailer prices

From €3,035 EUR
$3,404 USD
As of November 1, 2026
Save €2,974 EUR (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €6,009 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.58ct natural heart diamond

This 1.58ct natural heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 813629879. Listed at 12 retailers as of October 30, 2026, with prices from €3,035 to €6,009, a €2,974 spread on the same certified stone. NZ Jewellers lists it at €6,009. 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

1.58
Carat
G
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.3°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 813629879
Dimensions7.20 × 8.11 × 4.66 mm
L/W Ratio1.13
Girdle conditionFaceted
Top View
7.20 mm8.11 mm1.58 ctG / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 813629879
Side View
Table 63.0%Crown 35.3°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 57.5%

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: €3,250 EUR|Low: €3,035 EUR|High: €5,838 EUR|Avg: €3,958 EUR|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5€3,035 EUR
Retailer 1€3,250 EUR
Retailer 6€3,299 EUR
Retailer 7€3,581 EUR
Retailer 2€3,594 EUR
Retailer 8€3,980 EUR
Retailer 4€4,240 EUR
Retailer 3€5,768 EUR

42 data points across 8 retailers

12 retailers€3,035 EUR to €6,009 EUR

A
Cheapest Retailer
-
€3,035 EUR
$3,404 USD
A
Retailer 2
-
€3,250 EUR
£2,870 GBP
View
A
Retailer 3
-
€3,299 EUR
$3,700 USD
View
A
Retailer 4
-
€3,450 EUR
$3,869 USD
View
A
Retailer 5
-
€3,450 EUR
$3,869 USD
View
A
Retailer 6
-
€3,580 EUR
$4,015 USD
View
A
Retailer 7
-
€3,581 EUR
$4,017 USD
View
A
Retailer 8
-
€3,594 EUR
£3,174 GBP
View
B+
Retailer 9
-
€3,980 EUR
$4,464 USD
View
B+
Retailer 10
-
€4,240 EUR
ZAR 76,820 ZAR
View
B+
Retailer 11
-
€5,768 EUR
£5,094 GBP
View
Most Expensive
B
NZ Jewellers
e8aa68b6-7ad4-4d5b-a5ad-e9eb4c0155b9 · Oct 30
€6,009 EUR
$6,740 USD
View
11 more retailers have this diamond
Prices start from €3,035 EURSave up to €2,974 EUR

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
1.58ct Heart
€3,035 EUR