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Heart|Lab Grown|IGI

1.58ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG830628658

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830628658

Diamond specifications and retailer prices

From €527 EUR
$589 USD
As of October 30, 2026
Save €4,154 EUR (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,681 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.58ct lab-grown heart diamond

This 1.58ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830628658 or 830628658. Listed at 11 retailers as of October 30, 2026, with prices from €527 to €4,681, a €4,154 spread on the same certified stone. Do Amore Diamonds lists it at €4,681. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830628658
Dimensions8.41 × 7.00 × 4.73 mm
L/W Ratio1.20
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.41 mm7.00 mm1.58 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830628658
Side View
Table 65.0%Crown 33.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 56.2%

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: Oct 30
Current: €4,681 EUR|Low: €527 EUR|High: €6,740 EUR|Avg: €2,095 EUR|-30.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5€527 EUR
Retailer 9€591 EUR
Retailer 10€788 EUR
Retailer 11€848 EUR
Retailer 6€1,004 EUR
Retailer 7€1,623 EUR
Retailer 8€1,898 EUR
Retailer 3€2,022 EUR
Retailer 2€2,845 EUR
Retailer 4€3,142 EUR
Do Amore Diamonds€4,681 EUR

22 data points across 11 retailers

11 retailers€527 EUR to €4,681 EUR

A
Cheapest Retailer
-
€527 EUR
$589 USD
A
Retailer 2
-
€591 EUR
$660 USD
View
A
Retailer 3
-
€788 EUR
$880 USD
View
A
Retailer 4
-
€848 EUR
$947 USD
View
A
Retailer 5
-
€1,004 EUR
$1,122 USD
View
B+
Retailer 6
-
€1,623 EUR
$1,813 USD
View
B+
Retailer 7
-
€1,898 EUR
$2,121 USD
View
B+
Retailer 8
-
€2,022 EUR
$2,259 USD
View
B
Retailer 9
-
€2,845 EUR
£2,503 GBP
View
B
Retailer 10
-
€3,142 EUR
$3,510 USD
View
Most Expensive
B
Do Amore Diamonds
27-EA431941C · Oct 31
€4,681 EUR
$5,230 USD
View
10 more retailers have this diamond
Prices start from €527 EURSave up to €4,154 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
€527 EUR