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Heart|Lab Grown|IGI

1.57ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG807699232

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG807699232

Diamond specifications and retailer prices

From $525 AUD
$369 USD
As of October 30, 2026
Save $2,022 AUD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,547 AUD at MOH London · As of November 1, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807699232 or 807699232. Listed at 18 retailers as of October 30, 2026, with prices from $525 to $2,547, a $2,022 spread on the same certified stone. MOH London lists it at $2,547. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807699232
Dimensions8.02 × 7.41 × 4.66 mm
L/W Ratio1.08
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
8.02 mm7.41 mm1.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807699232
Side View
Table 57.0%Crown 34.4°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 58.1%

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: $2,547 AUD|Low: $427 AUD|High: $2,722 AUD|Avg: $1,379 AUD|-1.9%
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
November 1, 2026
Retailer 13$504 AUD
Retailer 6$588 AUD
Retailer 14$652 AUD
Retailer 7$868 AUD
Retailer 8$876 AUD
Retailer 10$1,120 AUD
Retailer 12$1,122 AUD
Retailer 2$1,167 AUD
Retailer 9$1,513 AUD
Retailer 4$1,573 AUD
Retailer 11$1,912 AUD
Retailer 5$2,152 AUD
Retailer 3$2,461 AUD
MOH London$2,547 AUD

30 data points across 14 retailers

18 retailers$525 AUD to $2,547 AUD

Retailer 1
-
$504 AUD
$354 USD
Price last confirmed 30 days ago
A
Retailer 2
-
$525 AUD
$369 USD
View
A
Retailer 3
-
$588 AUD
$413 USD
View
Final sale: no returns
Retailer 4
-
$643 AUD
$452 USD
View
Price last confirmed 32 days ago
A
Retailer 5
-
$652 AUD
$458 USD
View
A
Retailer 6
-
$868 AUD
$610 USD
View
A
Retailer 7
-
$876 AUD
$615 USD
View
A
Retailer 8
-
$1,120 AUD
ZAR 12,711 ZAR
View
A
Retailer 9
-
$1,122 AUD
$788 USD
View
A
Retailer 10
-
$1,167 AUD
£646 GBP
View
A
Retailer 11
-
$1,513 AUD
View
A
Retailer 12
-
$1,573 AUD
$1,105 USD
View
B+
Retailer 13
-
$1,912 AUD
$1,343 USD
View
B+
Retailer 14
-
$2,096 AUD
$1,472 USD
View
Retailer 15
-
$2,096 AUD
$1,472 USD
View
Price last confirmed 32 days ago
B+
Retailer 16
-
$2,152 AUD
$1,511 USD
View
B+
Retailer 17
-
$2,461 AUD
$1,729 USD
View
Most Expensive
B+
MOH London
LG807699232 · Nov 1
$2,547 AUD
£1,409 GBP
View
17 more retailers have this diamond
Prices start from $525 AUDSave up to $2,022 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
$525 AUD