Heart|Lab Grown|IGI

1.57ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG722565222

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG722565222

Diamond specifications and retailer prices

From €682 EUR
$762 USD
As of October 30, 2026
Save €1,004 EUR (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,686 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.57ct lab-grown heart diamond

This 1.57ct 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 LG722565222 or 722565222. Listed at 6 retailers as of October 29, 2026, with prices from €682 to €1,686, a €1,004 spread on the same certified stone. MOH London lists it at €1,686. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722565222
Dimensions7.19 × 8.06 × 4.61 mm
L/W Ratio1.12
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 mm8.06 mm1.57 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722565222
Side View
Table 58.0%Crown 35.6°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 57.2%

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: €1,686 EUR|Low: €665 EUR|High: €1,714 EUR|Avg: €1,032 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4€682 EUR
Retailer 3€717 EUR
Retailer 2€777 EUR
Retailer 5€1,002 EUR
Retailer 6€1,413 EUR
MOH London€1,686 EUR

40 data points across 6 retailers

6 retailers€682 EUR to €1,686 EUR

A
Cheapest Retailer
-
€682 EUR
$762 USD
A
Retailer 2
-
€717 EUR
$801 USD
View
A
Retailer 3
-
€777 EUR
£684 GBP
View
B+
Retailer 4
-
€1,002 EUR
$1,119 USD
View
B+
Retailer 5
-
€1,413 EUR
$1,578 USD
View
Most Expensive
B+
MOH London
LG722565222 · Oct 29
€1,686 EUR
£1,483 GBP
View
5 more retailers have this diamond
Prices start from €682 EURSave up to €1,004 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
1.57ct Heart
€682 EUR