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Heart|Lab Grown|IGI

1.54ct F VVS1 Heart Lab Grown Diamond

ID • F/VVS1 • IGI LG818656509

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818656509

Diamond specifications and retailer prices

From €449 EUR
As of November 2, 2026
Save €654 EUR (59%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €1,103 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818656509 or 818656509. Listed at 3 retailers as of November 2, 2026, with prices from €449 to €1,103, a €654 spread on the same certified stone. MOH London lists it at €1,103. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818656509
Dimensions7.80 × 7.50 × 4.66 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.80 mm7.50 mm1.54 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818656509
Side View
Table 66.0%Crown 33.2°Girdle: MED-THKPavilion 40.9°CuletDepth 59.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €1,103 EUR|Low: €449 EUR|High: €1,283 EUR|Avg: €719 EUR|-10.8%
MOH London
Retailer 2
Retailer 3
November 2, 2026
Retailer 2€449 EUR
Retailer 3€461 EUR
MOH London€1,103 EUR

22 data points across 3 retailers

3 retailers€449 EUR to €1,103 EUR

A
Cheapest Retailer
-
€449 EUR
A
Retailer 2
-
€461 EUR
$517 USD
View
Most Expensive
B
MOH London
LG818656509 · Nov 2
€1,103 EUR
£974 GBP
View
2 more retailers have this diamond
Prices start from €449 EURSave up to €654 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
1.54ct Heart
€449 EUR