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Heart|Lab Grown|IGI

1.56ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG650418795

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG650418795

Diamond specifications and retailer prices

From $282 SGD
$220 USD
As of October 30, 2026
Save $1,141 SGD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,423 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG650418795 or 650418795. Listed at 13 retailers as of October 29, 2026, with prices from $282 to $1,423, a $1,141 spread on the same certified stone. Brilliant Earth lists it at $1,423. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.56
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650418795
Dimensions6.99 × 7.90 × 4.71 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm7.90 mm1.56 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650418795
Side View
Table 56.0%Crown 36.6°Girdle: STK-VTKPavilion 37.5°Culet: NoneDepth 59.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,423 SGD|Low: $189 SGD|High: $1,474 SGD|Avg: $678 SGD|-3.5%
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
October 30, 2026
Retailer 5$189 SGD
Retailer 3$282 SGD
Retailer 10$315 SGD
Retailer 12$327 SGD
Retailer 6$349 SGD
Retailer 11$468 SGD
Retailer 13$623 SGD
Retailer 2$647 SGD
Retailer 8$677 SGD
Retailer 4$937 SGD
Retailer 9$1,121 SGD
Retailer 7$1,406 SGD
Brilliant Earth$1,423 SGD

44 data points across 13 retailers

13 retailers$282 SGD to $1,423 SGD

A
Cheapest Retailer
-
$282 SGD
$220 USD
A
Retailer 2
-
$315 SGD
$246 USD
View
Final sale: no returns
A
Retailer 3
-
$327 SGD
$255 USD
View
A
Retailer 4
-
$349 SGD
$272 USD
View
A
Retailer 5
-
$360 SGD
$281 USD
View
B+
Retailer 6
-
$468 SGD
$365 USD
View
B+
Retailer 7
-
$623 SGD
$486 USD
View
B+
Retailer 8
-
$647 SGD
£398 GBP
View
B+
Retailer 9
-
$677 SGD
$528 USD
View
B
Retailer 10
-
$937 SGD
$731 USD
View
B
Retailer 11
-
$1,121 SGD
$875 USD
View
B
Retailer 12
-
$1,406 SGD
£864 GBP
View
Most Expensive
B
Brilliant Earth
12163591A · Oct 29
$1,423 SGD
$1,110 USD
View
12 more retailers have this diamond
Prices start from $282 SGDSave up to $1,141 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
$282 SGD