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Heart|Lab Grown|IGI

1.21ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG839609249

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839609249

Diamond specifications and retailer prices

From €214 EUR
$240 USD
As of November 1, 2026
Save €240 EUR (53%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €454 EUR at 77 Diamonds · As of November 3, 2026
View at 77 Diamonds

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839609249 or 839609249. Listed at 2 retailers as of November 1, 2026, with prices from €214 to €454, a €240 spread on the same certified stone. 77 Diamonds lists it at €454. 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
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839609249
Dimensions6.54 × 7.21 × 4.39 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.54 mm7.21 mm1.21 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839609249
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €454 EUR|Low: €214 EUR|High: €521 EUR|Avg: €403 EUR|-12.9%
77 Diamonds
Retailer 2
November 3, 2026
Retailer 2€214 EUR
77 Diamonds€454 EUR

34 data points across 2 retailers

2 retailers€214 EUR to €454 EUR

A
Cheapest Retailer
-
€214 EUR
$240 USD
Final sale: no returns
Most Expensive
B+
77 Diamonds
HSTVS7VTQWTT8 · Nov 3
€454 EUR
£401 GBP
View
1 more retailer has this diamond
Prices start from €214 EURSave up to €240 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.

A
1.21ct Heart
€214 EUR