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Heart|Lab Grown|IGI

1.57ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG840619814

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840619814

Diamond specifications and retailer prices

From $763 USD
As of October 27, 2026
Save $2,571 USD (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,334 USD 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840619814 or 840619814. Listed at 19 retailers as of October 27, 2026, with prices from $763 to $3,334, a $2,571 spread on the same certified stone. MOH London lists it at $3,334. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840619814
Dimensions6.99 × 8.16 × 4.69 mm
L/W Ratio1.17
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
6.99 mm8.16 mm1.57 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840619814
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 57.5%

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 27
Current: $3,334 USD|Low: $763 USD|High: $3,352 USD|Avg: $1,761 USD|-0.5%
MOH London
Retailer 2
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Retailer 19
October 29, 2026
Retailer 19$763 USD
Retailer 15$830 USD
Retailer 7$854 USD
Retailer 6$885 USD
Retailer 17$885 USD
Retailer 18$979 USD
Retailer 14$1,060 USD
Retailer 9$1,124 USD
Retailer 16$1,247 USD
Retailer 10$1,268 USD
Retailer 2$1,351 USD
Retailer 12$1,626 USD
Retailer 4$2,104 USD
Retailer 3$2,487 USD
Retailer 13$2,850 USD
Retailer 11$2,978 USD
Retailer 5$2,989 USD
Retailer 8$3,054 USD
MOH London$3,334 USD

16 data points across 19 retailers

19 retailers$763 USD to $3,334 USD

A
Cheapest Retailer
-
$763 USD
A
Retailer 2
-
$830 USD
View
A
Retailer 3
-
$854 USD
View
Final sale: no returns
A
Retailer 4
-
$885 USD
View
A
Retailer 5
-
$885 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$979 USD
£771 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$1,060 USD
View
A
Retailer 8
-
$1,124 USD
View
B+
Retailer 9
-
$1,247 USD
View
B+
Retailer 10
-
$1,268 USD
View
B+
Retailer 11
-
$1,351 USD
£1,064 GBP
View
B+
Retailer 12
-
$1,626 USD
ZAR 26,269 ZAR
View
B
Retailer 13
-
$2,104 USD
View
B
Retailer 14
-
$2,487 USD
View
B
Retailer 15
-
$2,850 USD
View
B
Retailer 16
-
$2,978 USD
SGD 4,024 SGD
View
B
Retailer 17
-
$2,989 USD
View
B
Retailer 18
-
$3,054 USD
View
Most Expensive
B
MOH London
LG840619814 · Oct 29
$3,334 USD
£2,625 GBP
View
18 more retailers have this diamond
Prices start from $763 USDSave up to $2,571 USD

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
$763 USD