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Heart|Lab Grown|IGI

0.40ct F VS1 Heart Lab Grown Diamond

VG • F/VS1 • IGI LG847661903

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847661903

Diamond specifications and retailer prices

From €115 EUR
As of November 6, 2026
Save €566 EUR (83%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €680 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 0.4ct lab-grown heart diamond

This 0.4ct lab-grown heart sits in the sub-half-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG847661903 or 847661903. Listed at 7 retailers as of November 4, 2026, with prices from €115 to €680, a €566 spread on the same certified stone. MOH London lists it at €680. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.40
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle27.3°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847661903
Dimensions4.70 × 5.46 × 2.91 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.70 mm5.46 mm0.40 ctF / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG847661903
Side View
Table 61.0%Crown 27.3°Girdle: THN-THKPavilion 38.1°Culet: NoneDepth 53.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €680 EUR|Low: €115 EUR|High: €688 EUR|Avg: €301 EUR|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5€115 EUR
Retailer 2€165 EUR
Retailer 7€201 EUR
Retailer 4€238 EUR
Retailer 6€298 EUR
Retailer 3€352 EUR
MOH London€680 EUR

6 data points across 7 retailers

7 retailers€115 EUR to €680 EUR

A
Cheapest Retailer
-
€115 EUR
B+
Retailer 2
-
€165 EUR
View
B+
Retailer 3
-
€201 EUR
View
B+
Retailer 4
-
€238 EUR
View
Retailer 5
-
€298 EUR
View
Price last confirmed 12 days ago
B
Retailer 6
-
€352 EUR
View
Most Expensive
B
MOH London
LG847661903 · Nov 4
€680 EUR
£598 GBP
View
6 more retailers have this diamond
Prices start from €115 EURSave up to €566 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
0.40ct Heart
€115 EUR