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Heart|Lab Grown|IGI

1.57ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG836614458

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836614458

Diamond specifications and retailer prices

From $917 AUD
$644 USD
As of October 30, 2026
Save $3,589 AUD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,505 AUD 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 LG836614458 or 836614458. Listed at 18 retailers as of October 29, 2026, with prices from $917 to $4,505, a $3,589 spread on the same certified stone. MOH London lists it at $4,505. 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
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614458
Dimensions6.94 × 7.97 × 4.74 mm
L/W Ratio1.15
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
6.94 mm7.97 mm1.57 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614458
Side View
Table 62.0%Crown 39.6°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 59.5%

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 30
Current: $4,505 AUD|Low: $917 AUD|High: $4,618 AUD|Avg: $2,355 AUD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 5$917 AUD
Retailer 17$998 AUD
Retailer 7$1,063 AUD
Retailer 8$1,063 AUD
Retailer 13$1,177 AUD
Retailer 16$1,317 AUD
Retailer 3$1,415 AUD
Retailer 2$1,700 AUD
Retailer 4$1,717 AUD
Retailer 6$1,735 AUD
Retailer 12$1,955 AUD
Retailer 11$2,477 AUD
Retailer 9$2,991 AUD
Retailer 18$3,496 AUD
Retailer 10$3,671 AUD
Retailer 15$4,239 AUD
Retailer 14$4,503 AUD
MOH London$4,505 AUD

24 data points across 18 retailers

18 retailers$917 AUD to $4,505 AUD

A
Cheapest Retailer
-
$917 AUD
$644 USD
A
Retailer 2
-
$998 AUD
$701 USD
View
A
Retailer 3
-
$1,063 AUD
$747 USD
View
Retailer 4
-
$1,063 AUD
$747 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,177 AUD
$827 USD
View
Final sale: no returns
A
Retailer 6
-
$1,317 AUD
$925 USD
View
A
Retailer 7
-
$1,415 AUD
$994 USD
View
A
Retailer 8
-
$1,700 AUD
£940 GBP
View
B+
Retailer 9
-
$1,717 AUD
$1,206 USD
View
B+
Retailer 10
-
$1,735 AUD
$1,219 USD
View
B+
Retailer 11
-
$1,955 AUD
ZAR 22,180 ZAR
View
B+
Retailer 12
-
$2,477 AUD
$1,740 USD
View
B
Retailer 13
-
$2,991 AUD
$2,101 USD
View
B+
Retailer 14
-
$3,496 AUD
$2,456 USD
View
B
Retailer 15
-
$3,671 AUD
$2,579 USD
View
B
Retailer 16
-
$4,239 AUD
SGD 4,024 SGD
View
B
Retailer 17
-
$4,503 AUD
$3,163 USD
View
Most Expensive
B
MOH London
LG836614458 · Oct 29
$4,505 AUD
£2,492 GBP
View
17 more retailers have this diamond
Prices start from $917 AUDSave up to $3,589 AUD

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
$917 AUD