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Heart|Lab Grown|IGI

0.42ct I VS1 Heart Lab Grown Diamond

ID • I/VS1 • IGI LG782659705

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG782659705

Diamond specifications and retailer prices

From €143 EUR
$160 USD
As of November 1, 2026
Save €603 EUR (81%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €746 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.42ct lab-grown heart diamond

This 0.42ct lab-grown heart sits in the sub-half-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782659705 or 782659705. Listed at 5 retailers as of November 1, 2026, with prices from €143 to €746, a €603 spread on the same certified stone. MOH London lists it at €746. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782659705
Dimensions4.70 × 5.18 × 2.93 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.70 mm5.18 mm0.42 ctI / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG782659705
Side View
Table 65.0%Crown 33.9°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 56.6%

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 1
Current: €746 EUR|Low: €132 EUR|High: €755 EUR|Avg: €353 EUR|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3€143 EUR
Retailer 2€193 EUR
Retailer 5€259 EUR
Retailer 4€373 EUR
Retailer 6€379 EUR
MOH London€746 EUR

17 data points across 6 retailers

5 retailers€143 EUR to €746 EUR

A
Cheapest Retailer
-
€143 EUR
$160 USD
B+
Retailer 2
-
€193 EUR
View
B
Retailer 3
-
€373 EUR
$417 USD
View
B
Retailer 4
-
€379 EUR
$424 USD
View
Most Expensive
B
MOH London
LG782659705 · Nov 1
€746 EUR
£656 GBP
View
4 more retailers have this diamond
Prices start from €143 EURSave up to €603 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
0.42ct Heart
€143 EUR