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 €414 EUR
$462 USD
As of October 30, 2026
Save €466 EUR (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,660 EUR 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 30, 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
Color
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,660 EUR|Low: €398 EUR|High: €1,660 EUR|Avg: €857 EUR|+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€414 EUR
Retailer 10€554 EUR
Retailer 9€573 EUR
Retailer 7€580 EUR
Retailer 2€868 EUR
Retailer 4€880 EUR
Retailer 3€891 EUR
Retailer 11€1,133 EUR
Retailer 8€1,373 EUR
Retailer 6€1,405 EUR
Moon Ocean€1,660 EUR

7 data points across 11 retailers

10 retailers€414 EUR to €880 EUR

A
Cheapest Retailer
-
€414 EUR
$462 USD
Retailer 2
-
€580 EUR
ZAR 10,468 ZAR
View
Price last confirmed 23 days ago
A
Retailer 3
-
€868 EUR
$970 USD
View
A
Retailer 4
-
€880 EUR
$983 USD
View
Retailer 5
-
€1,079 EUR
$1,206 USD
View
Price last confirmed 24 days ago
Retailer 6
-
€1,091 EUR
$1,219 USD
View
Price last confirmed 24 days ago
Retailer 7
-
€1,133 EUR
$1,266 USD
View
Price last confirmed 24 days ago
Retailer 8
-
€1,252 EUR
$1,399 USD
View
Price last confirmed 24 days ago
Retailer 9
-
€1,373 EUR
£1,208 GBP
View
Price last confirmed 24 days ago
Most Expensive
Moon Ocean
NVL-63E99D99B-595 · Oct 9
€1,660 EUR
£1,460 GBP
View
Price last confirmed 23 days ago
9 more retailers have this diamond
Prices start from €414 EURSave up to €466 EUR

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
€414 EUR