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Heart|Lab Grown|IGI

1.21ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG502157972

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG502157972

Diamond specifications and retailer prices

From €1,128 EUR
$1,260 USD
As of October 31, 2026
16 retailers carry this diamond
Most expensive: €6,493 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG502157972 or 502157972. Listed at 16 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502157972
Dimensions6.49 × 7.56 × 4.25 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.49 mm7.56 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502157972
Side View
Table 59.5%Crown 36.2°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 56.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: €6,493 EUR|Low: €1,128 EUR|High: €6,544 EUR|Avg: €3,604 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 12€1,128 EUR
Retailer 11€2,052 EUR
Retailer 9€2,297 EUR
Retailer 3€2,380 EUR
Retailer 7€3,203 EUR
Retailer 2€3,278 EUR
Retailer 8€3,648 EUR
Retailer 4€3,716 EUR
Retailer 5€4,376 EUR
Retailer 6€6,212 EUR
Retailer 10€6,352 EUR
MOH London€6,493 EUR

43 data points across 12 retailers

16 retailers

B
Cheapest Retailer
-
€1,128 EUR
$1,260 USD
Retailer 2
-
€2,052 EUR
$2,292 USD
View
Price under review
Retailer 3
-
€2,232 EUR
$2,494 USD
View
Price under review
Retailer 4
-
€2,297 EUR
$2,566 USD
View
Price under review
Final sale: no returns
Retailer 5
-
€2,380 EUR
$2,659 USD
View
Price under review
Retailer 6
-
€2,380 EUR
$2,659 USD
View
Price under review
Retailer 7
-
€2,529 EUR
$2,825 USD
View
Price under review
Most Expensive
MOH London
LG502157972 · Oct 29
€6,493 EUR
£5,712 GBP
View
Price under review
7 more retailers have this diamond
Prices start from €1,128 EUR

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.

B
1.21ct Heart
€1,128 EUR