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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 $458 NZD
$258 USD
As of October 30, 2026
Save $2,559 NZD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,016 NZD 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 $458 to $3,016, a $2,559 spread on the same certified stone. Brilliant Earth lists it at $3,016. 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

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: $3,016 NZD|Low: $440 NZD|High: $3,105 NZD|Avg: $1,377 NZD|-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$458 NZD
Retailer 3$511 NZD
Retailer 11$523 NZD
Retailer 9$559 NZD
Retailer 16$568 NZD
Retailer 18$852 NZD
Retailer 17$915 NZD
Retailer 12$946 NZD
Retailer 7$961 NZD
Retailer 14$1,084 NZD
Retailer 8$1,304 NZD
Retailer 10$1,407 NZD
Retailer 19$1,774 NZD
Retailer 6$1,824 NZD
Retailer 5$1,846 NZD
Retailer 15$1,915 NZD
Retailer 13$2,033 NZD
Retailer 4$2,287 NZD
Brilliant Earth$3,016 NZD

31 data points across 19 retailers

20 retailers$458 NZD to $3,016 NZD

A
Cheapest Retailer
-
$458 NZD
$258 USD
A
Retailer 2
-
$511 NZD
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$523 NZD
$295 USD
View
A
Retailer 4
-
$559 NZD
$315 USD
View
A
Retailer 5
-
$568 NZD
$320 USD
View
A
Retailer 6
-
$852 NZD
$480 USD
View
A
Retailer 7
-
$915 NZD
€491 EUR
View
A
Retailer 8
-
$946 NZD
$533 USD
View
A
Retailer 9
-
$961 NZD
ZAR 8,753 ZAR
View
B+
Retailer 10
-
$1,084 NZD
£481 GBP
View
B+
Retailer 11
-
$1,182 NZD
$666 USD
View
B+
Retailer 12
-
$1,304 NZD
A$1,131 AUD
View
B+
Retailer 13
-
$1,407 NZD
$793 USD
View
B+
Retailer 14
-
$1,774 NZD
$1,000 USD
View
B+
Retailer 15
-
$1,824 NZD
$1,028 USD
View
B+
Retailer 16
-
$1,846 NZD
SGD 1,406 SGD
View
B
Retailer 17
-
$1,915 NZD
$1,079 USD
View
B+
Retailer 18
-
$2,033 NZD
$1,146 USD
View
B
Retailer 19
-
$2,287 NZD
£1,015 GBP
View
Most Expensive
B
Brilliant Earth
21421577A · Oct 30
$3,016 NZD
$1,700 USD
View
19 more retailers have this diamond
Prices start from $458 NZDSave up to $2,559 NZD

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
$458 NZD