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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG766648898

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG766648898

Diamond specifications and retailer prices

From £494 GBP
$662 USD
As of November 1, 2026
Save £944 GBP (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,438 GBP at MOH London · As of November 1, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG766648898 or 766648898. Listed at 6 retailers as of November 1, 2026, with prices from £494 to £1,438, a £944 spread on the same certified stone. MOH London lists it at £1,438. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766648898
Dimensions7.45 × 7.65 × 4.77 mm
L/W Ratio1.03
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
7.45 mm7.65 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766648898
Side View
Table 57.0%Crown 33.5°Girdle: MED-STKPavilion 42.4°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £1,438 GBP|Low: £494 GBP|High: £1,455 GBP|Avg: £855 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3£494 GBP
Retailer 2£604 GBP
Retailer 4£606 GBP
Retailer 5£796 GBP
Retailer 6£1,210 GBP
MOH London£1,438 GBP

41 data points across 6 retailers

6 retailers£494 GBP to £1,438 GBP

A
Cheapest Retailer
-
£494 GBP
$662 USD
A
Retailer 2
-
£604 GBP
View
A
Retailer 3
-
£606 GBP
$812 USD
View
A
Retailer 4
-
£796 GBP
$1,067 USD
View
B+
Retailer 5
-
£1,210 GBP
$1,621 USD
View
Most Expensive
B+
MOH London
LG766648898 · Nov 1
£1,438 GBP
View
5 more retailers have this diamond
Prices start from £494 GBPSave up to £944 GBP

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
£494 GBP