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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 $238 USD
As of November 6, 2026
Save $820 USD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,058 USD 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 $238 to $1,058, a $820 spread on the same certified stone. MOH London lists it at $1,058. 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
Color
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

How it works →
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: $1,058 USD|Low: $238 USD|High: $1,071 USD|Avg: $574 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$238 USD
Retailer 6$264 USD
Retailer 7$355 USD
Retailer 5$478 USD
Retailer 2$483 USD
Retailer 3$544 USD
Retailer 4$851 USD
Retailer 9$901 USD
MOH London$1,058 USD

42 data points across 9 retailers

11 retailers$238 USD to $1,058 USD

Retailer 1
-
$204 USD
Price last confirmed 32 days ago
A
Retailer 2
-
$238 USD
View
Final sale: no returns
Retailer 3
-
$260 USD
View
Price last confirmed 42 days ago
Retailer 4
-
$264 USD
View
Price last confirmed 34 days ago
B+
Retailer 5
-
$355 USD
View
A
Retailer 6
-
$478 USD
View
B+
Retailer 7
-
$483 USD
View
B+
Retailer 8
-
$544 USD
View
B
Retailer 9
-
$851 USD
View
B
Retailer 10
-
$901 USD
View
Most Expensive
B
MOH London
LG506196762 · Nov 2
$1,058 USD
£833 GBP
View
10 more retailers have this diamond
Prices start from $238 USDSave up to $820 USD

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
$238 USD