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Heart|Lab Grown|IGI

1.57ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG761562178

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG761562178

Diamond specifications and retailer prices

From $362 AUD
$254 USD
As of October 30, 2026
Save $2,058 AUD (85%) vs most expensive(unlock to see where)
22 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 LG761562178 or 761562178. Listed at 22 retailers as of October 30, 2026, with prices from $362 to $2,420, a $2,058 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 angle39.5°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761562178
Dimensions7.27 × 8.22 × 4.47 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm8.22 mm1.57 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761562178
Side View
Table 66.0%Crown 39.5°Girdle: MED-STKPavilion 37.1°Culet: NoneDepth 54.4%

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: $2,420 AUD|Low: $347 AUD|High: $2,491 AUD|Avg: $1,052 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
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 3$362 AUD
Retailer 10$404 AUD
Retailer 8$420 AUD
Retailer 4$448 AUD
Retailer 11$448 AUD
Retailer 20$676 AUD
Retailer 6$749 AUD
Retailer 15$771 AUD
Retailer 9$827 AUD
Retailer 13$854 AUD
Retailer 7$948 AUD
Retailer 16$1,046 AUD
Retailer 19$1,129 AUD
Retailer 18$1,438 AUD
Retailer 5$1,443 AUD
Retailer 17$1,489 AUD
Retailer 12$1,516 AUD
Retailer 2$1,697 AUD
Retailer 14$1,808 AUD
Brilliant Earth$2,420 AUD

38 data points across 20 retailers

22 retailers$362 AUD to $2,420 AUD

A
Cheapest Retailer
-
$362 AUD
$254 USD
A
Retailer 2
-
$404 AUD
$284 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
-
$448 AUD
$315 USD
View
A
Retailer 6
-
$676 AUD
$475 USD
View
A
Retailer 7
-
$749 AUD
$526 USD
View
A
Retailer 8
-
$771 AUD
ZAR 8,753 ZAR
View
A
Retailer 9
-
$827 AUD
$581 USD
View
B+
Retailer 10
-
$854 AUD
£472 GBP
View
B+
Retailer 11
-
$948 AUD
$666 USD
View
B+
Retailer 12
-
$1,046 AUD
View
B+
Retailer 13
-
$1,129 AUD
$793 USD
View
Retailer 14
-
$1,260 AUD
$885 USD
View
Price last confirmed 31 days ago
B+
Retailer 15
-
$1,438 AUD
$1,010 USD
View
B
Retailer 16
-
$1,443 AUD
$1,014 USD
View
B+
Retailer 17
-
$1,489 AUD
SGD 1,414 SGD
View
B
Retailer 18
-
$1,516 AUD
$1,065 USD
View
B+
Retailer 19
-
$1,697 AUD
$1,192 USD
View
B
Retailer 20
-
$1,766 AUD
$1,241 USD
View
B
Retailer 21
-
$1,808 AUD
£1,000 GBP
View
Most Expensive
B
Brilliant Earth
21417966A · Oct 30
$2,420 AUD
$1,700 USD
View
21 more retailers have this diamond
Prices start from $362 AUDSave up to $2,058 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
$362 AUD