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Heart|Lab Grown|IGI

1.58ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG674535774

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG674535774

Diamond specifications and retailer prices

From €291 EUR
$325 USD
As of October 30, 2026
Save €2,403 EUR (89%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €2,694 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG674535774 or 674535774. Listed at 8 retailers as of October 30, 2026, with prices from €291 to €2,694, a €2,403 spread on the same certified stone. Brilliant Earth lists it at €2,694. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674535774
Dimensions8.26 × 7.13 × 4.81 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
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
8.26 mm7.13 mm1.58 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674535774
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 43.1°Culet: NoneDepth 58.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,694 EUR|Low: €212 EUR|High: €2,775 EUR|Avg: €1,037 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 5€291 EUR
Retailer 3€483 EUR
Retailer 2€570 EUR
Retailer 6€1,036 EUR
Retailer 7€1,099 EUR
Retailer 4€1,298 EUR
Brilliant Earth€2,694 EUR

43 data points across 7 retailers

8 retailers€291 EUR to €2,694 EUR

A
Cheapest Retailer
-
€291 EUR
$325 USD
Final sale: no returns
A
Retailer 2
-
€483 EUR
$540 USD
View
A
Retailer 3
-
€570 EUR
£502 GBP
View
A
Retailer 4
-
€1,015 EUR
$1,134 USD
View
A
Retailer 5
-
€1,036 EUR
SGD 1,564 SGD
View
B+
Retailer 6
-
€1,099 EUR
$1,228 USD
View
B+
Retailer 7
-
€1,298 EUR
£1,142 GBP
View
Most Expensive
B
Brilliant Earth
15002048A · Oct 31
€2,694 EUR
$3,010 USD
View
7 more retailers have this diamond
Prices start from €291 EURSave up to €2,403 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
€291 EUR