Heart|Lab Grown|IGI

1.56ct J VVS1 Heart Lab Grown Diamond

EX • J/VVS1 • IGI LG745517595

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG745517595

Diamond specifications and retailer prices

From $820 NZD
$462 USD
As of November 1, 2026
Save $924 NZD (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,290 NZD at Moon Ocean · As of October 9, 2026
View at Moon Ocean

About this 1.56ct lab-grown heart diamond

This 1.56ct lab-grown heart sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG745517595 or 745517595. Listed at 10 retailers as of October 31, 2026, with a 113% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
J
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745517595
Dimensions6.82 × 8.05 × 4.77 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.82 mm8.05 mm1.56 ctJ / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745517595
Side View
Table 62.0%Crown 40.1°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 59.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $3,290 NZD|Low: $790 NZD|High: $3,290 NZD|Avg: $1,699 NZD|+295.5%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$820 NZD
Retailer 10$1,098 NZD
Retailer 9$1,136 NZD
Retailer 7$1,150 NZD
Retailer 2$1,721 NZD
Retailer 4$1,744 NZD
Retailer 3$1,767 NZD
Retailer 11$2,247 NZD
Retailer 8$2,722 NZD
Retailer 6$2,786 NZD
Moon Ocean$3,290 NZD

7 data points across 11 retailers

10 retailers$820 NZD to $1,744 NZD

A
Cheapest Retailer
-
$820 NZD
$462 USD
Retailer 2
-
$1,150 NZD
ZAR 10,468 ZAR
View
Price last confirmed 24 days ago
A
Retailer 3
-
$1,721 NZD
$970 USD
View
A
Retailer 4
-
$1,744 NZD
$983 USD
View
Retailer 5
-
$2,140 NZD
$1,206 USD
View
Price last confirmed 24 days ago
Retailer 6
-
$2,163 NZD
$1,219 USD
View
Price last confirmed 24 days ago
Retailer 7
-
$2,247 NZD
$1,266 USD
View
Price last confirmed 24 days ago
Retailer 8
-
$2,482 NZD
$1,399 USD
View
Price last confirmed 24 days ago
Retailer 9
-
$2,722 NZD
£1,208 GBP
View
Price last confirmed 24 days ago
Most Expensive
Moon Ocean
NVL-63E99D99B-595 · Oct 9
$3,290 NZD
£1,460 GBP
View
Price last confirmed 23 days ago
9 more retailers have this diamond
Prices start from $820 NZDSave up to $924 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
1.56ct Heart
$820 NZD