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 $591 SGD
$462 USD
As of October 30, 2026
Save $666 SGD (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,370 SGD 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
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: Oct 30
Current: $2,370 SGD|Low: $569 SGD|High: $2,370 SGD|Avg: $1,224 SGD|+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$591 SGD
Retailer 10$791 SGD
Retailer 9$818 SGD
Retailer 7$828 SGD
Retailer 2$1,240 SGD
Retailer 4$1,257 SGD
Retailer 3$1,273 SGD
Retailer 11$1,619 SGD
Retailer 8$1,961 SGD
Retailer 6$2,007 SGD
Moon Ocean$2,370 SGD

7 data points across 11 retailers

10 retailers$591 SGD to $1,257 SGD

A
Cheapest Retailer
-
$591 SGD
$462 USD
Retailer 2
-
$828 SGD
ZAR 10,468 ZAR
View
Price last confirmed 23 days ago
A
Retailer 3
-
$1,240 SGD
$970 USD
View
A
Retailer 4
-
$1,257 SGD
$983 USD
View
Retailer 5
-
$1,542 SGD
$1,206 USD
View
Price last confirmed 24 days ago
Retailer 6
-
$1,558 SGD
$1,219 USD
View
Price last confirmed 24 days ago
Retailer 7
-
$1,619 SGD
$1,266 USD
View
Price last confirmed 24 days ago
Retailer 8
-
$1,788 SGD
$1,399 USD
View
Price last confirmed 24 days ago
Retailer 9
-
$1,961 SGD
£1,208 GBP
View
Price last confirmed 24 days ago
Most Expensive
Moon Ocean
NVL-63E99D99B-595 · Oct 9
$2,370 SGD
£1,460 GBP
View
Price last confirmed 23 days ago
9 more retailers have this diamond
Prices start from $591 SGDSave up to $666 SGD

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
$591 SGD