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Heart|Lab Grown|IGI

1.21ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG7533104556

Certificate IGI LG7533104556

Diamond specifications and retailer prices

From €2,550 EUR
$2,860 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: €2,550 EUR at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG7533104556 or 7533104556. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG7533104556
Dimensions7.12 × 6.55 × 4.38 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizeNone
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
7.12 mm6.55 mm1.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG7533104556
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 61.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: €2,550 EUR|Low: €1,792 EUR|High: €2,773 EUR|Avg: €2,198 EUR|+17.7%
October 4, 2026
Brilliant Earth€2,550 EUR

19 data points across 1 retailer

1 retailer

B
Brilliant Earth
15521900Y · Nov 2
€2,550 EUR
$2,860 USD
View

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B
1.21ct Heart
€2,550 EUR