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Heart|Lab Grown|IGI

1.57ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG816615966

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816615966

Diamond specifications and retailer prices

From $367 AUD
$258 USD
As of October 30, 2026
Save $2,053 AUD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,420 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816615966 or 816615966. Listed at 20 retailers as of October 30, 2026, with prices from $367 to $2,420, a $2,053 spread on the same certified stone. Brilliant Earth lists it at $2,420. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615966
Dimensions7.78 × 7.17 × 4.81 mm
L/W Ratio1.09
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
7.78 mm7.17 mm1.57 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615966
Side View
Table 57.0%Crown 34.8°Girdle: Slightly ThickPavilion 40.4°Culet: NoneDepth 61.8%

Caratlytics Score

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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: $2,420 AUD|Low: $353 AUD|High: $2,491 AUD|Avg: $1,105 AUD|-2.9%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 2$367 AUD
Retailer 3$410 AUD
Retailer 11$420 AUD
Retailer 9$448 AUD
Retailer 16$456 AUD
Retailer 18$683 AUD
Retailer 17$734 AUD
Retailer 12$759 AUD
Retailer 7$771 AUD
Retailer 14$869 AUD
Retailer 8$1,047 AUD
Retailer 10$1,129 AUD
Retailer 19$1,424 AUD
Retailer 6$1,463 AUD
Retailer 5$1,481 AUD
Retailer 15$1,537 AUD
Retailer 13$1,631 AUD
Retailer 4$1,835 AUD
Brilliant Earth$2,420 AUD

31 data points across 19 retailers

20 retailers$367 AUD to $2,420 AUD

A
Cheapest Retailer
-
$367 AUD
$258 USD
A
Retailer 2
-
$410 AUD
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$420 AUD
$295 USD
View
A
Retailer 4
-
$448 AUD
$315 USD
View
A
Retailer 5
-
$456 AUD
$320 USD
View
A
Retailer 6
-
$683 AUD
$480 USD
View
A
Retailer 7
-
$734 AUD
€491 EUR
View
A
Retailer 8
-
$759 AUD
$533 USD
View
A
Retailer 9
-
$771 AUD
ZAR 8,753 ZAR
View
B+
Retailer 10
-
$869 AUD
£481 GBP
View
B+
Retailer 11
-
$948 AUD
$666 USD
View
B+
Retailer 12
-
$1,047 AUD
View
B+
Retailer 13
-
$1,129 AUD
$793 USD
View
B+
Retailer 14
-
$1,424 AUD
$1,000 USD
View
B+
Retailer 15
-
$1,463 AUD
$1,028 USD
View
B+
Retailer 16
-
$1,481 AUD
SGD 1,406 SGD
View
B
Retailer 17
-
$1,537 AUD
$1,079 USD
View
B+
Retailer 18
-
$1,631 AUD
$1,146 USD
View
B
Retailer 19
-
$1,835 AUD
£1,015 GBP
View
Most Expensive
B
Brilliant Earth
21421577A · Oct 30
$2,420 AUD
$1,700 USD
View
19 more retailers have this diamond
Prices start from $367 AUDSave up to $2,053 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
$367 AUD