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Heart|Lab Grown|IGI

1.53ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG506196762

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG506196762

Diamond specifications and retailer prices

From $305 SGD
As of November 6, 2026
Save $1,051 SGD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,356 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG506196762 or 506196762. Listed at 11 retailers as of November 2, 2026, with prices from $305 to $1,356, a $1,051 spread on the same certified stone. MOH London lists it at $1,356. 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

1.53
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506196762
Dimensions8.08 × 6.77 × 4.69 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.08 mm6.77 mm1.53 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506196762
Side View
Table 61.5%Crown 36.8°Girdle: THK-VTKPavilion 37.9°Culet: NoneDepth 58.0%

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: Nov 6
Current: $1,356 SGD|Low: $305 SGD|High: $1,372 SGD|Avg: $735 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$305 SGD
Retailer 6$338 SGD
Retailer 7$455 SGD
Retailer 5$613 SGD
Retailer 2$619 SGD
Retailer 3$697 SGD
Retailer 4$1,091 SGD
Retailer 9$1,155 SGD
MOH London$1,356 SGD

41 data points across 9 retailers

11 retailers$305 SGD to $1,356 SGD

Retailer 1
-
$261 SGD
Price last confirmed 33 days ago
A
Retailer 2
-
$305 SGD
View
Final sale: no returns
Retailer 3
-
$333 SGD
View
Price last confirmed 43 days ago
Retailer 4
-
$338 SGD
View
Price last confirmed 35 days ago
B+
Retailer 5
-
$455 SGD
View
A
Retailer 6
-
$613 SGD
View
B+
Retailer 7
-
$619 SGD
View
B+
Retailer 8
-
$697 SGD
View
B
Retailer 9
-
$1,091 SGD
View
B
Retailer 10
-
$1,155 SGD
View
Most Expensive
B
MOH London
LG506196762 · Nov 2
$1,356 SGD
£833 GBP
View
10 more retailers have this diamond
Prices start from $305 SGDSave up to $1,051 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
1.53ct Heart
$305 SGD