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Heart|Lab Grown|IGI

1.57ct E VVS2 Heart Lab Grown Diamond

ID • E/VVS2 • IGI LG731527688

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG731527688

Diamond specifications and retailer prices

From $404 NZD
$227 USD
As of October 27, 2026
Save $3,317 NZD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,721 NZD at Brilliant Earth · As of October 26, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG731527688 or 731527688. Listed at 21 retailers as of October 26, 2026, with prices from $404 to $3,721, a $3,317 spread on the same certified stone. Brilliant Earth lists it at $3,721. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731527688
Dimensions8.35 × 6.86 × 4.76 mm
L/W Ratio1.22
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.35 mm6.86 mm1.57 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731527688
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 57.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $3,721 NZD|Low: $338 NZD|High: $4,344 NZD|Avg: $1,251 NZD|-14.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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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 29, 2026
Retailer 7$404 NZD
Retailer 9$450 NZD
Retailer 3$468 NZD
Retailer 18$502 NZD
Retailer 20$502 NZD
Retailer 17$575 NZD
Retailer 11$712 NZD
Retailer 14$861 NZD
Retailer 12$897 NZD
Retailer 2$933 NZD
Retailer 4$956 NZD
Retailer 19$1,036 NZD
Retailer 15$1,171 NZD
Retailer 16$1,236 NZD
Retailer 10$1,611 NZD
Retailer 8$1,705 NZD
Retailer 13$2,019 NZD
Retailer 6$2,040 NZD
Retailer 5$2,279 NZD
Brilliant Earth$3,721 NZD

21 data points across 20 retailers

21 retailers$404 NZD to $3,721 NZD

A
Cheapest Retailer
-
$404 NZD
$227 USD
A
Retailer 2
-
$450 NZD
$253 USD
View
Final sale: no returns
A
Retailer 3
-
$468 NZD
$263 USD
View
A
Retailer 4
-
$502 NZD
$282 USD
View
A
Retailer 5
-
$502 NZD
$282 USD
View
Retailer 6
-
$575 NZD
£254 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
$861 NZD
ZAR 7,816 ZAR
View
A
Retailer 8
-
$933 NZD
£413 GBP
View
A
Retailer 9
-
$956 NZD
$537 USD
View
B+
Retailer 10
-
$1,036 NZD
$582 USD
View
B+
Retailer 11
-
$1,171 NZD
A$1,012 AUD
View
Retailer 12
-
$1,236 NZD
$694 USD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$1,353 NZD
$760 USD
View
Retailer 14
-
$1,390 NZD
A$1,201 AUD
View
Price last confirmed 154 days ago
B+
Retailer 15
-
$1,611 NZD
$905 USD
View
B+
Retailer 16
-
$1,705 NZD
$958 USD
View
B+
Retailer 17
-
$1,893 NZD
$1,063 USD
View
B+
Retailer 18
-
$2,019 NZD
£893 GBP
View
B
Retailer 19
-
$2,040 NZD
$1,146 USD
View
B
Retailer 20
-
$2,279 NZD
$1,280 USD
View
Most Expensive
B
Brilliant Earth
15722391A · Oct 26
$3,721 NZD
$2,090 USD
View
20 more retailers have this diamond
Prices start from $404 NZDSave up to $3,317 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
$404 NZD