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Heart|Lab Grown|IGI

1.58ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG742505336

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG742505336

Diamond specifications and retailer prices

From €281 EUR
$314 USD
As of October 30, 2026
Save €2,297 EUR (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,578 EUR at Brilliant Earth · As of October 30, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG742505336 or 742505336. Listed at 13 retailers as of October 30, 2026, with prices from €281 to €2,578, a €2,297 spread on the same certified stone. Brilliant Earth lists it at €2,578. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742505336
Dimensions7.19 × 7.88 × 4.87 mm
L/W Ratio1.10
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
7.19 mm7.88 mm1.58 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742505336
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A+
Exceptional
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: €2,578 EUR|Low: €260 EUR|High: €3,043 EUR|Avg: €1,054 EUR|-15.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 4€281 EUR
Retailer 7€326 EUR
Retailer 5€363 EUR
Retailer 11€452 EUR
Retailer 10€485 EUR
Retailer 2€576 EUR
Retailer 9€582 EUR
Retailer 13€875 EUR
Retailer 12€1,122 EUR
Retailer 8€1,257 EUR
Retailer 6€1,405 EUR
Retailer 3€1,514 EUR
Brilliant Earth€2,578 EUR

37 data points across 13 retailers

13 retailers€281 EUR to €2,578 EUR

A+
Cheapest Retailer
-
€281 EUR
$314 USD
A
Retailer 2
-
€326 EUR
$364 USD
View
A
Retailer 3
-
€363 EUR
$406 USD
View
Final sale: no returns
A
Retailer 4
-
€452 EUR
$505 USD
View
A
Retailer 5
-
€485 EUR
$542 USD
View
A
Retailer 6
-
€576 EUR
View
A
Retailer 7
-
€582 EUR
$650 USD
View
A
Retailer 8
-
€875 EUR
$978 USD
View
B+
Retailer 9
-
€1,122 EUR
$1,253 USD
View
B+
Retailer 10
-
€1,257 EUR
$1,404 USD
View
B+
Retailer 11
-
€1,405 EUR
£1,236 GBP
View
B+
Retailer 12
-
€1,514 EUR
$1,692 USD
View
Most Expensive
B
Brilliant Earth
16536818A · Oct 30
€2,578 EUR
$2,880 USD
View
12 more retailers have this diamond
Prices start from €281 EURSave up to €2,297 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
€281 EUR